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The "fun uncle" is an inappropriate jest move that involves purposefully flipping one's manhood out of one's pants in front of others as if by accident to attempt to shock, awe, or make laugh.
When the teacher stepped out of class, I had to see Merlin's Schlong as he took the opportunity to give us all the Fun Uncle.
by pythagorean January 16, 2015
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Aug 11 Word of the Day
You can tell by the way she walks, she got that WAP.

You can look at her face and tell she ain't got that WAP.
by Black Don August 06, 2020
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