by Jay-See-Oh March 29, 2019

Can refer to many actions ~ all in overabundance.. like eating too much too fast, telling a stupid joke repeatedly, trying to fix something and then making it worse than it was originally.
Brother:"Mom, where are the leftovers?"
Sister:"Woops, I killed that shit, like 20 minutes ago"
Brother:"What, Imma kill you fool"
Sister:"Woops, I killed that shit, like 20 minutes ago"
Brother:"What, Imma kill you fool"
by Voruhs luhzeh January 14, 2005

When someone says something so bad that it automatically kills the mood. It is used more often in the town of Bethpage, NY, typically by high schoolers. A bunch of herbs use this slang term.
Mr. Cov: Your mama is so fat, all of the McDonalds is gone.
Herbs of Bethpage: KILLLLLLLLLL
Lil Cov: I’m calling my mom, you guys are mean
Herbs of Bethpage: KILLLLLLLLL
Herbs of Bethpage: KILLLLLLLLLL
Lil Cov: I’m calling my mom, you guys are mean
Herbs of Bethpage: KILLLLLLLLL
by BethpageHerb June 13, 2019

Used by US military especially Marines as an alternative word for cool. Most common heard when confirming understanding of plans or minor orders.
by berskerkamikaze February 26, 2015

Jen: "My dog keeps eating my homework!"
Nick: "Calmly explain the situation to her."
Jen: "No, she'll never believe that! Ugh I hate my dog!"
Nick: "Kill it."
Nick: "Calmly explain the situation to her."
Jen: "No, she'll never believe that! Ugh I hate my dog!"
Nick: "Kill it."
by LL Cool Jen December 15, 2009

by Karen Stickney December 9, 2008

-man.. i love da mystery of chessboxin'!
-yeah, odb's verse kills it!
R.I.P. Ol' Dirty Bastard
wuwuwu
-yeah, odb's verse kills it!
R.I.P. Ol' Dirty Bastard
wuwuwu
by rek October 27, 2012
