Top Definition
A person who (in the eyes of his wider social group) is either unenthusiastic or not committed for nights out or events, and therefore lowers and endangers the social atmosphere.
A: Everyone's going out tonight, its going to be mental! Are you coming?

B: Unfortunately, I've got some work in for next week. Plus, I don't really have much money at the moment...

A: Mate, Your such a kimmer.
by Mikeyb69 December 30, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×