look up any word, like cleveland steamer:
 
8.
Someone who would rather stay home and cook bacon than win incredible prizes from old navy's best week ever.
that fag is such an Erwin
by DJ Diamondz August 11, 2006
 
9.
To block the cock of ones male friend.
To stop a male friend from recieving vaginal action.
Oh crap, that dude just Erwined me!!!
by Dave13579 December 12, 2007
 
10.
exaggerated or exhilarating sense of female cunning and womanly wiles.
Did you see all those little girls being all erwin like?
by michael getz August 24, 2006
 
11.
An erwin is a loser, someone who fails at life, someone who has horrible luck, or someone who is just really stupid.
jake: I went to go see a movie today, but when i got there it had just sold out!

Tony: You're such an erwin you should have shown up earlier.
by anton barbosa August 19, 2006