The act of having sex with a crease, fold or other indentation in the flabby flesh of an obese person.

"flubbing - to find a fold and fuck it"

Probably from 'flubber' - flab + blubber
"Oh God! He's off flubbing with that buttertroll from before isn't he?"

"He suffocated while attempting to flub her back-tits"
by UrbanVoodoo September 24, 2009
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Acronym FLUB - Fat Lazy Useless Bastard. Someone who is overweight, lazy and totally incompetant.
My god Derek is a flub he would fuck up a brand new cunt the fat bastard.
by Mr Fletcher February 5, 2006
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To make a mistake or an error.
Dang, I flubbed on my last test...now I'm going to fail the class."
by x January 22, 2003
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flub flub
did u see the dog goin flubbity flubbity flub flub?
by Jeffyboithecoolest March 23, 2018
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The act that Cubs fan perform on themselves or other Cubs fans around them. Also can be a synonym for masturbation.
After Carolos Zambrano's no hitter in Milwaukee all the Cubs in attendance fans began flubbing themselves.
by dd522 June 9, 2009
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A socially accepted way to say "fuck".
what the flub are you talking about?
i flubbed her hard!
by alyssa&clayton April 3, 2008
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Felling like a fat ugly lump.

Often used when self conscious and naked in the bedroom.
“She was having a Flub day and was too self conscious to have sex
by MissBlob February 18, 2018
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