Top definition
The act of ramming your finger deep into your ass, then stuffing that finger into someone else's ear.

The Brown Billy is the more hardcore version of the Wet Willy.
Todd was acting like a real bitch, so I gave him a Brown Billy.
by DickVanDice January 03, 2012
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2
A variation of the Wet Willy in which a person jams their finger inside of their rectum and then proceeds to wipe it on another person's ear.
Damnnnnn bro! You see that brown billy that sofia gave kyle? Disgusting....
by SourSam September 22, 2016
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3
My asshole was so wet I thought I got a brown Billy. I've been brown Billied.
by Danger City August 22, 2014
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