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intransitive verb
sometimes used interjectionally with an object (as a personal or reflexive pronoun) to express success after having a good night.
Typically used by a comedian : to celebrate the one (1) good night on stage out of 100 (one hundred) without unfairly or harsh criticism by audience.
1. Jay Ward had the room rocking & "Killed It" on stage tonight.
2. The only place Woody Batilaran "Kills It" is alone with his hand at the end of the night.
3. I once saw Jamie Ward "Kill It" at the Improv but I was really high that night.
by rocked the house, sucessful, February 16, 2014
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Jun 24 Word of the Day
An exclamation made when your friends or family are teasing you to a point where you can't handle it anymore and a hissy fit is in order.

Derived from a YouTube user's famed outburst following Britney's lackluster performance at the 2007 VMA's.
Sarah: 'OMG Susan, I can't believe you are wearing the same skirt as yesterday. Oh, and by the way, EVERYONE knows what you did with Kevin on the weekend. Plus you look a little fat, are you retaining water?'

Susan: 'LEAVE BRITNEY ALONE!'
by Billy Chickenhole September 15, 2007
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3
Finishing something in an epic way.

Often used to refer to a band making a great performance.
Canadian metalhead 1: Did Three Days Grace kill it last night?
Canadian metalhead 2: They really did! So did Billy Talent and Nickelback!
by chemicalpark November 17, 2015
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4
asking someone to finish something for you.
Girl one- I dont want this beer anymore.
Girl two- give it to me I'll kill it.
by bowski11 July 02, 2009
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5
to say something that ends a joke making it not funny.

or saying something that makes everybody feel awkward with fake uneasy laughs.
i have never taken it up the butt.
well...i suppose i have because one time when i was wiping my ass my finger broke through the toilet paper.
...dont ever kill it again
by buttfun December 24, 2005
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6
Stop it; end; cease, discontinue
Posey: Lil' Jon is too fine!
Samerine: Girl, kill it!
by dr. aylen June 21, 2006
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