What Does Deep Six Mean? | Origins Uses And Examples

You’ll hear “deep six” in movies, workplaces, and casual talk when someone wants something gone. It’s short, a bit punchy, and it lands fast.

If you’ve ever paused and thought, “Wait—does that mean trash it, hide it, or kill the idea?” you’re not alone. A lot of learners type what does deep six mean? because the phrase can point to a few close ideas, and context does the heavy lifting.

What Does Deep Six Mean?

In daily English, deep six means “get rid of it.” It can mean tossing something away, removing it from a list, or canceling a plan so it won’t happen.

It’s informal. You’ll see it in speech more than in formal writing, and you’ll hear it most in American English.

Main Senses You’ll Run Into

• Discarding something: You throw it out, delete it, or remove it from use.
• Canceling a plan: You drop an idea, meeting, project, or policy.
• Throwing something overboard: Older slang tied to the sea; still understood, less common in daily office talk.

Quick Context Table For Deep Six

Where You Hear It	What “Deep Six” Signals	Safer Swap
Work chat	Cancel the plan or remove a step	“Drop it”
Editing a draft	Delete a section or cut a line	“Cut it”
Budget talks	Remove an item from the budget	“Strike it”
Tech tasks	Remove a feature or scrap a ticket	“Remove it”
Kitchen talk	Throw out spoiled food	“Toss it”
Old sailor slang	Throw something into deep water	“Throw it overboard”
Crime fiction	Hide evidence or make it disappear	“Get rid of it”
Sports talk	Cancel a play call or ditch a tactic	“Scrap it”
Home clean-out	Discard clutter fast	“Donate or toss”

Deep Six Meaning In Real Life Use

“Deep six” works when you want a brisk way to say something is going away. It can feel blunt, so the relationship and the setting matter.

In a relaxed setting, it can sound playful: “Let’s deep six that ugly clip art.” In a tense meeting, it can sound harsh: “We’re deep-sixing the proposal.”

Where It Shows Up Most

You’ll hear it in offices when a plan gets cut, in group chats when someone’s cleaning up a messy draft, and in sports talk when a tactic gets tossed. It also pops up in books and films when a character wants something gone fast.

Even when the speaker means “cancel,” the image behind the words still feels like disposal. That’s why it can sound stronger than “skip it.”

What The Tone Feels Like

The phrase often carries a “no second chances” vibe. It hints that the decision is final, or at least meant to be final.

If you want a softer feel, pick a calmer verb: “pause,” “set aside,” or “park it for later.” Those keep the door open.

Verb And Noun Forms

Most people use it as a verb: “We deep-sixed the extra step.” You may also see the noun phrase “give it the deep six,” which points to the act of getting rid of something.

Dictionaries list both forms, and they agree on the core idea: discard or eliminate. You can see a clear definition in the Merriam-Webster deep-six entry.

Where “Deep Six” Came From

The phrase has a sea-flavored past. One well-known origin points to “six fathoms,” a measure of depth used by sailors. Six fathoms is 36 feet, deep enough that what you toss may not come back.

Another folk link people mention is “six feet deep,” tied to burial. That connection matches the “make it disappear” feeling, even if you mainly hear the verb today in the sense of “discard.”

Modern dictionaries often trace the term to nautical speech and later slang. The Britannica Dictionary deep–six definition keeps the meaning tight: get rid of it.

Some word histories link it to depth calls at sea, like “by the deep six,” tied to the six-fathom mark on a sounding line.

Why The Origin Still Matters

Knowing the “deep water” background explains why “deep six” can feel stronger than “throw away.” It carries a sense of removal, not just tidying up.

That’s also why it shows up in crime shows and political talk.

How To Use Deep Six In A Sentence

If you want to use the phrase naturally, treat it like a regular transitive verb. That means it usually takes an object: you deep-six something.

Common Patterns

• Deep-six + thing: “They deep-sixed the outdated policy.”
• Deep-six + plan: “We deep-sixed the Friday meeting.”
• Deep-six + idea: “Let’s deep-six that headline and try a new one.”

Ways People Phrase It

In speech, you’ll hear short, clipped lines:

• “Deep six that slide.”
• “Let’s deep-six the extra step.”
• “We had to deep-six the plan.”

In writing, you may see it with a little more setup so readers catch the intent: “After the test run failed, the team deep-sixed the feature.”

Tenses You’ll Hear Most

You’ll often hear past tense in real talk, since people mention the decision after it happens: “We deep-sixed it.” Present tense works too: “I’m deep-sixing this section.”

Hyphenation varies. Many dictionaries show deep-six with a hyphen as a verb, and you’ll also see “deep six” as two words in casual writing. Either can pass in informal settings; follow your style guide in formal work.

Pronunciation Notes

Most speakers say it like “DEEP six.” The stress lands on “deep.” If you’re reading it aloud, keep it quick and clean, like any two-beat phrase.

Deep Six Meaning In Plain English

The phrase means you remove something so it’s no longer in play—thrown away, deleted, scrapped, or canceled.

In short: it’s a vivid way to say “make it gone.” If you use it, let the setting guide the tone.

Deep Six In Writing And Speech

“Deep six” is easy to use because it points to a clear action, but it doesn’t fit every page.

In dialogue, it often sounds natural. In a formal paragraph, it can stick out.

Good Places To Use It

• Fiction and dialogue: Characters often speak in short, vivid phrases.
• Casual messages: Texts, chats, and informal emails.

Writing Tips That Keep It Clear

• Name the object: “Deep-six the draft,” not just “deep six.”
• Pick one spelling: If you hyphenate once, stick with it on the same page.
• Match the tone: If the rest of the piece is formal, switch to “cancel,” “remove,” or “discard.”

Deep Six Vs. Eighty-Six

“Deep six” and “eighty-six” live in the same neighborhood. Both can mean “get rid of it.” In restaurants, “eighty-six” often means an item is out of stock or a guest is cut off.

“Deep six” leans more toward disposal or cancellation. “Eighty-six” leans more toward refusal or removal from service. People mix them up, and many listeners will still get the gist.

Choosing The Better Fit

• If you mean “we canceled the plan,” deep six fits well.
• If you mean “we ran out of it,” eighty-six fits better.
• If you mean “stop serving this person,” restaurant slang leans toward eighty-six.

When Deep Six Sounds Off

Because “deep six” can feel blunt, it can sound wrong in a few spots. In formal writing, it can feel too slangy. In serious moments, it can sound cold.

If you’re writing for school, a report, or a formal email, “remove,” “cancel,” “reject,” or “discard” will read cleaner.

Situations To Skip It

• Official documents: Policies, contracts, and legal writing should stick to plain terms.
• Sensitive events: When the topic is loss or harm, slang can land badly.
• Global audiences: Some readers outside the U.S. may not know it.

Alternatives That Keep The Same Meaning

If you like the snap of “deep six” but want options, here are swaps that match common uses.

For Canceling A Plan

• Cancel it
• Call it off
• Drop it
• Scrap it

For Throwing Something Away

• Toss it
• Throw it out
• Bin it
• Get rid of it

For Removing A Part Of A Document

• Cut it
• Delete it
• Remove the section
• Trim the paragraph

Quick Reference Forms And Examples

This table gives you a fast snapshot of common forms you’ll see in speech and writing, plus a sample line for each.

Form	Example Sentence	Notes
deep-six (verb)	They deep-sixed the extra meeting.	Most common use
deep-sixed (past)	I deep-sixed that slide after feedback.	Past action
deep-sixing (-ing)	We’re deep-sixing the old logo today.	Action in progress
deep six (two words)	Let’s deep six the extra steps.	Common in casual text
give it the deep six	Give it the deep six and move on.	Noun phrase feel
deep six (noun)	That file went to the deep six.	Less common
by the deep six	The phrase nods to deep water terms.	Origin clue

Mini Practice To Make It Stick

Try these quick swaps. They train your ear for where the phrase fits and where it doesn’t.

Swap In “Deep Six”

• “We should ______ the Saturday meeting.”
• “I’m going to ______ this broken charger.”
• “They ______ the whole plan after costs rose.”

Swap It Out When Slang Feels Too Sharp

• Instead of “deep six the proposal,” try “withdraw the proposal.”
• Instead of “deep six this policy,” try “repeal the policy.”
• Instead of “deep six the report,” try “delete the report.”

Common Mistakes People Make

Most mix-ups happen because the phrase has two nearby meanings: disposal and cancellation. Both can work, but your sentence should make the target clear.

Mistake One: No Object

“We should deep six” sounds unfinished. Add the thing you’re removing: “We should deep-six the extra step.”

Mistake Two: Wrong Level Of Formality

In a class essay, “deep six” can feel out of place. Save it for dialogue, informal writing, or relaxed settings.

Mistake Three: Treating It As A Literal Depth

Sometimes learners think it means “six feet down” in every case. The origin can hint at depth, but the modern meaning is mainly “get rid of it.”

Recap In Plain Words

If someone asks you again, “what does deep six mean?,” you can answer in one beat: it means remove it, cancel it, or toss it out.

When you hear “deep six,” think removal. You’re tossing something out, cutting it from a plan, or canceling it so it won’t happen.

If you want it to land well, use it with a clear object, keep it informal, and switch to plainer verbs when the setting calls for a softer tone.