look up any word, like fleek:
 
1.
To throw down; to drop knowledge/bombs/etc; to lay down the god damn sauce; to reveal information; or to make rapid advancements upon previously unknown prey.
Emmett: Yo, bro, I was fuckin' droppin' hammers last night!!
Me: What'd you do?
Emmett: I told this girl, she should be suckin' my dick, and then SHE WAS!

Mac: Yo, so I told this bitch what was up.
Alex: Fuckin' DROPPIN' HAMMERS.
by Mackles200 July 17, 2012
 
2.
Term used when the entire crowd at a dubstep concert is headbanging, wobbling, and/or fist pumping in sync.
EVERYBODY was droppin' hammers last night! We were gettin hyphy.
by 0Ryn May 18, 2011