Top definition
The coolist relative in the family. Will protect his family.
Younger Niece: Who's that?

Older Niece: O, that's uncle dave. The one we all want to be like.
by Agggieman9999 April 06, 2011
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2
An abnormally long bowel movement requiring reading material or video game to play while getting the business done!
I got to go take an a Uncle Dave!
by Mojitogogo February 20, 2016
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