1 definition by Bird's the Word
Quite simply, your bisexual ex. Break-up generally occurs when one partner can't deal with competition from both male and female suitors
"Hey Taylor, I don't get your vibe with that guy -- is that your ex or your gay best friend?"
"He's my bi-exual, duh"
"He's my bi-exual, duh"
by Bird's the Word March 17, 2010