look up any word, like plopping:
 
1.
A German word which, in Yiddish, means "a good person". A mench is a particularly good person with the qualities one would hope for in a dear friend or trusted colleague; a gentleman.
That David is always so polite to his elders, what a mench!
by dea' December 12, 2005
 
2.
Short for man-bench.

The bench outside of many stores around the world where the men sit on and wait for their wives who are shopping in stores that men wouldn't be caught dead in, like La Senza.
Wife: Where will I be able to find you?

Husband: I'll be on the mench, dear.
by DuckLotf August 11, 2010
 
3.
A mench is £10's worth of cannabis.
"Can i buy a mench of that grade?"
by Robert DF Colock October 16, 2007
 
4.
like hench but is more hench so more and hench = mench
'wow that guy looks mench'
by Cdtferret May 20, 2010
 
5.
The abbreviated form of "mention". Used in short form for the slack younger culture of the noughties. Used most often in conjunction with other short form words.
"Did I mench that I was accepted into the Bollywood Hall Of Fame?"

"As a matter of fact, you did mench that. You mench'd that many, many, many times.
by campex May 06, 2008
 
6.
Used to describe cool trainers
I like your trainers, they're MENCH!
by Gavin Stewart January 16, 2008
 
7.
a word that can be substituted for a wide range of suitable insults, including wench bench gench and french. means mouth in german.
shut ur mench jay lo!
by gD-bint April 25, 2007