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15.
yet another def...

In military terms, most especially the Navy, merkin is pubic hair left behind on either a toilet seat, or the rim of a men's urinal. More closely associated to women's restrooms than to men's, but applies to both.

A source of great consternation for those assigned the task of 'cleaning the head(restroom)'.
Jay - "Dude, check out all this fucking merkin on the shitter seat!"

Bob - "Thats foul bro! I aint cleaning that up... its your turn!"
by Kitten Huffer Extrordinaire February 24, 2008
 
16.
another word for vagina wig.
damn! close your legs!! i can see your merkin, and its ugly!
by omfgmatty January 21, 2007
 
17.
an individual who merks around.
John is such a Merkin, he's always fooling around.
by cheekypete August 27, 2011
 
18.
a swab for a cannon.
use the merkin to clean the cannon. see webster's dictionary, third edition.
by noodlenoggin98 October 08, 2009
 
19.
Often worn in Roman times, a 'merkin' is a female pubic wig.
Give us a niff of ya merkin, Marcia.
by Kegsie December 23, 2006
 
20.
adjective Not to be confused with the original merkin, (pubic wig) but rather an up-coming Australian slang which can be replaced for vulgar slang such as; 'geek', 'nerd' or 'weener'
'Look at that little merkin skipping along the street.'
by zandzy August 21, 2009
 
21.
a merkin is a super charged muggle with extreme intellect and no common sense.
Harry! that Merkin almost found out we were wizards!

Good thing he believed me when I said I was Chris Angel.
by skankyk April 26, 2011