to go completely ape-sh*t-crazy on someone's ass.
to completely own someone up in an arguement or dispute.
to completely own in something.
"Wow that kid droped a melee on that mofous' ass!"
"I'm gonna drop a melee on Mrs. May cos of all the homework she gives us!'
pronounced: ex-FUH
to be extemly f*cked or extremly f*uked up(exfuhed)
"I didnt do my homework...i'm exfuhed!"
"All this hoework Mrs. May gives us is exfuhed! Does she want us to kill ourselvs?"
"Your an exfuh man!"