Top Definition
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
5 more definitions
A weird person. An outcast. A nerd.
"You just staying home tonight?
Aw, c'mon, FLEENER!"
by Bisquitboy May 29, 2005
A person who ruins another persons fun
Omg, Ashley was being such a fleener today.
by Dosh Heif January 03, 2004
(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
dirty pirate hooker
god karen is such a fleener.
by Simbaaaaaaaa March 25, 2010
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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