when your brother is also your uncle either because your mother had a child with your grandfather or your father had a child with your grandmother: the male offspring being your brother; because you share one parent, and also your uncle; because he is the child of your grandparent as well
Ronald: "Hey Bruncle Bob!"

Bob: "Hey my dear ole brephew, Ronald!"

Ronald: "Did you call my Dad this weekend?"

Bob: "You mean my Grandpa? Yep, he said he put you back on his will even after you shot his dog."
by fartknocker101 December 23, 2009
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a brother and uncle at the same time (weird)
"My bruncle is coming to visit me this weekend"
-Winston Furth
by slipknot rocks October 15, 2004
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inbreeding term. used when referring to your brother, who is also technically your uncle.
Why is your bruncle always looking at your little sister like that?

This is Billy-Bob, my bruncle. We have a VERY close family.

What time is your brother-i mean uncle coming to pick you up?
by B August 12, 2003
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everyone’s distant and very close relative in the same person
my bruncle is my brother and my uncle

my grandpa is also my son-in-law therefore he is my bruncle
by CheVelle 50 December 16, 2021
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A male relative who is both your uncle (a sibling of your parents) and you brother (one of your siblings).
Since Narelle is my mum & my sister then Barry must be my bruncle
by ringofyre April 24, 2011
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The majority of males born in Barnsley
Hey Mick, have you seen my bruncle Roy?

Yes son, hes just seeing to your Granty Mary....
by Urban Gorilla September 12, 2019
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The hybrid formation of a brother and an uncle. Common in Tasmania, Australia.
"I tried to do my family tree but I didn't know where to put my bruncle"
by Brunkle March 3, 2009
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