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Exclaimation meaning "I give up".
Say "uncle" you little baby! Say uncle! *Initiates wedgie*
by B3++y January 29, 2005
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U nited
N ations
C ommission on
L aw
E nforcement
Man From U.N.C.L.E.

U.N.C.L.E. doesn't really exist -- or does it?
by Mike Cox November 22, 2006
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a term used to make someone say when you have them pinned to the ground
Andrew: i've got you on da flo bitch. you want yo lunch money back, den say uncle

Alec: help, no! teacher teacher!

Andrew: say uncle!!
by Andrew Won April 09, 2007
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A respectful way to call someone especially if you are of the East Asian culture. They are not actually related to you.
Sanji: Uncle get me a steak and a currypop

Rajin: O.K.
by The Chocolate Leopard April 11, 2010
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The member of your family that is most likley to come into your bedroom in the middle of the night and show you his penis.
Uncle Bob: Hey Jimmy wake up.
Jimmy: What is it Uncle Bob?
Uncle Bob: I got a present for you, but it's in my pants. You have to fish it out.
by The Real Jink July 11, 2006
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The name you must call your mums boyfriend when you are little.
Uncle Les is the best uncle I've ever had!
by Rich Lawson May 27, 2005
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