A girl who tries to get with and flaunts herself on a married man/ boy.
this guppy just posted on his facebook wall with a 'heart'
by lalalulu27 June 26, 2011
A girl who dates only drug dealers.
Only guppies date drug dealers
Your a guppy
by realname888 January 01, 2011
for when a girl makes the face of a fish and blows you.
dude, she totally gave me a guppy last night!
by jdksaflajkdsf September 06, 2010
a man who's manhood is small and lifeless like a fish out of water when it is time to preform.
I took him home, but he was a total guppy!
by giant tiger shark July 18, 2010
n. Any female minor between the ages of 13 and 17, regularly seen at college parties. Guppies are known for their extreme social awkwardness and pathetic cries for acceptance.
Last night Jordy brought his guppy to the party.

She followed him around like a little puppy all night. hahahhahaha
by mangomargo October 27, 2009
The act of being the "bitch" in your group of friends. The friend that will do anything you tell her to.
Person 1: I just told christine to go move my car and she did.
Person 2: Haha she pulled a guppy
by Christine Oppenheim May 25, 2009
a playful nickname for someone who is being mean.
"You're such a guppy!"
by ThatHoScotty May 10, 2009
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