merck 

To murder, kill, or otherwise destroy. Derived from the word "mercenary".

If that mothafucka look at me like that one more time, I'm gonna merck somethin'!!!

Jay: Yo Wally, nice haircut, asshole!
Wally: Fuck you bitch, I'll merck yo' ass.

merck by ACNY August 23, 2006

merck 

to kill, murder, end the life of someone else.

first D got mercked, then rob got mercked, and homie still in the hood, y he ain't got hurt?

merck by ebkbk May 19, 2005

Merck 

A response to just about anything

“I’m sorry for your loss”
“Merck”
OR
“I love this song”
“Merck!”

Merck by GangGang4206_9 October 26, 2018

merck 

to destroy, own, embarrass, pwn, wreck, damage emotionally, ect.

mostly used by bros, sometimes used by commoners.

"We completely mercked in lax dude"

"merck city, population *insert other teams name here*"

merck by unsexynoob April 5, 2010

merck 

v. to physically leave.

1A. "I'm bout to merck/I say peace to the family/She hop up like/"How you gon' leave before you dance with me?" ~ "Ms. Fat Booty" by Mos Def

1B. We gotta merck out this piece soon, man...girl's gonna start blowing up my cell.

merck by redgyul June 27, 2005

merck 

to conquer and/or destroy; can be used as another word for fuck

I want to merck Charlie.
I totally mercked my history test.

merck by ley January 6, 2005

Merck 

a verb:
to insult or publicly humiliate someone verbally or otherwise. to make fun of someone. (this definition may be local to DC region)
used similarly to "fry" "own" "jone" "pwn"

Often said by bystanders of the fact:

She mercked you man!

Merckmerckmerckmerckmerck!!

Merck by sidwell June 2, 2008