look up any word, like trill:
 
4.
KMN
a girl who smells of frenchtoast and croutons.
That girl smells like KMN!
by HLK May 07, 2007
 
1.
KMN
Kill Me Now
Person 1: When will all these election ads be done?
Person 2: November.
Person 1: KMN
by Ronny Nine September 18, 2008
 
2.
KMN
Acronym for "Kill Me Now". Used commonly in IMs, text messages, and on social networking sites. Indicates life is not going well and the person feels they would be better off dead.
I'm addicted to heroin, lost my job, my mom just died, I'm too much of a pussy to commit suicide, someone just please KMN!
by Rellik Uzi August 13, 2010
 
3.
KMN
Initials used in the form of an insult when replying to any kind of banter, standing for "Kiss My Nuts" usually heard in the Rockfield area of South Wales.
"Do me a favour and tell slim to KMN"
by Jemahh July 23, 2014