Being a person who places the interests of his friends as last priority. To lie, cheat, or act in a decietful manner towards your best friends or bros. The opposite of a true bro.
It must be fake bro February because all my friends are ditching me off.

Eugineo told everyone he was going to his grandmas birthday but really he went to the casino, what a fake bro!
by Fakebrofebruary February 5, 2011
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A bro that doesn't put in effort to hangout or talk. One that doesn't get on Xbox with the bois.
Yeah, Daniel is such a fake bro.
by Ironleal June 29, 2019
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When one lies about something in particular then they are fake.
When the subject a person or thing is incorrect u can then call them out for being fake bro.
Jake: Yo, i got my ankle fixed.

Grayson: Ur fake bro kys!

Jake:freaking heck!!
brokenankel fake gay jake grayson
by BaconBush December 1, 2016
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a fake bro is a bro who breaks the to vide repeatedly for example telling ur girl ur cheating or getting with ur bros ex
ps fuck you azalea
damn u a fake bro how could u tell her I was cheating
by the Flocka July 17, 2022
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