do in
Britishverb
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to murder or kill
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to exhaust
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Tire out, exhaust, as in Running errands all day did me in . [ Colloquial ; early 1900s] Also see done in .
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Kill, as in Mystery writers are always thinking of new ways to do their characters in . [ Slang ; early 1900s] Also see def. 4.
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Ruin utterly; also cheat or swindle. For example, The five-alarm fire did in the whole block , or His so-called friend really did him in . [First half of 1900s]
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do oneself in . Commit suicide, as in She was always threatening to do herself in . [ Slang ; first half of 1900s]
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“I’d say it was more like, ‘Go out there and let’s just see how you do in your first year.’
From Los Angeles Times
Ahead of the strikes, social media users -- particularly on Instagram -- on Friday shared safety advice on what to do in the event of explosions or air strikes.
From Barron's
Even then, the public is responding without the full facts or a full context, as they do in most polls.
From Salon
Plaid Cymru will unveil a plan on Saturday for what it would do in the first 100 days should it win the next Senedd election.
From BBC
And don't forget by-elections are strange beasts, where smaller parties can concentrate time and resources in ways they simply can't do in a bigger contest.
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.