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A person who ruins another persons fun
Greg was a fleener, he stunk up the room and i could not get out.
by shouf January 04, 2004
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2
A weird person. An outcast. A nerd.
Boring.
"You just staying home tonight?
Aw, c'mon, FLEENER!"
by Bisquitboy May 29, 2005
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3
A person who ruins another persons fun
Omg, Ashley was being such a fleener today.
by Dosh Heif January 03, 2004
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5
(noun) Referring to male genitalia, when 40 to 80 percent of the original foreskin remains in tact following completion of the circumcision procedure.
Dude, Jeff has such a purple fleener.

Wow, did you see that dude's fleener? Shit's insane.
by Rock Kick-Ass January 14, 2014
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6
Word used to describe the hottest/sexiest guy around. Gets laid atleast 10 times a week and never looks back.
Wow I want to be a Fleener.
by Holla March 27, 2005
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