Top Definition
When a typically dumb bro says something brilliant.
Dud: "Why are butterflies called butterflies when they aren't made of butter?"
Bud: "Whoa man, never pondered that before..."
Dud: "Yeah, I'm basically a brilliant Bro."
Bud: "Totes, you're Brolliant!"
by GlazeHer January 01, 2014

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