Top Definition
when you and your best friend spend too much time together and you start getting heated and annoyed with each other.
Bro 1- what do you wanna do when i comeover later?

Bro 2- youv been over at my house everyday this week! Dont you have somthing else to do?

Bro 1- Whoa..sounds like someones getting a case of bro fever.
by bkerr March 07, 2011

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