1.one who tanks poon, a pussy, a fagball, a fruitwad, a butthole pilot, a cream cheese asswad, an ass clown, Ben Affleck, a queer
2. one who cums too early( Ben Affleck, if he even can, u poontanker)
"Ben Affleck's the biggest poontanker on earth... him and Saddam."
by Rick Shanley August 3, 2003
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Poontank, a portmanteau of poontang and tank.
Mr. Garrison: "Yeah, I tell you, boys, women can kill. Poontang's expensive. That's why when it comes to chicks, I just screw 'em and leave 'em. I say, ‘Get out of my bedroom, poontank, before you suck my life dry.’"
by natalie portmanteaux June 20, 2021
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A slut that is very fat!!!
That poontank looks like you sister!
by BEAVER EATER March 27, 2007
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Poontank: Variation of poontang relating to size of lady.

A larger lady who dresses in the clothes that would fit a hot female but is repulsive due to her size, desperation and being a bit common.
That poontank had you in her sights, how did you get away!?!
by Thumb April 8, 2007
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Having sex to orgasm with a woman vaginally
WHEN KENNYI WAS FILLING THE POONTANK SO HE WAITED ON THE PORCH.
by neverlad February 11, 2015
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A feeling of frustration commonly found in people who have been deprived of sexual intercourse for an extended period of time.
"Mark had not had sex since breaking up with his girlfriend over a month ago and was beginning to feel poontankerous."
by Alison Marks August 3, 2008
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