1.) The state of a man's penis when it is not erect.

2.) The foreskin of a man's penis.
"man, that cold water sure gave me a flerg"

"aww dude, that bunk chick turned my wood to a flerg"
by Chris Donald December 29, 2007
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The state of a man's penis when it is not erect.
"Wut a think of dat holmes"
"Yo, dat bunk chick just gave me a flerg"
by Chris Skyler December 21, 2007
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Mike -"How was your blind date last night?"
Nick - "Dude, she was a total flerg!"
by sara bellum June 3, 2009
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Can be used in a varitey of contexts:

1. As a term of disappointment similar to the word lame.

2. As an insult, similar to the word "idiot" or "berk".

3. As a verb, that means you're going to do something, what that something is, is left for you to elaborate on.
1. "Hey dude I lost my phone in a canal last night when I was pissed"
Reply: "flerge"

2. Dude, I can't believe you puked up on my bed you fricking flerge"

3. "Im gonna flerge you"

or

"I flerged your mum last night and it was well lolcats"
by Caz26 May 15, 2009
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