1 definition by SgtTarzan
Short for 'your boy' or 'your brother'. An embarrassment that nobody likes yet still hangs around. It's an attempt to shrug off ownership of the person.
"Hey look it's YB Roger..."
"Fuck that! He's YOUR boy!"
"YB was asking about you yesterday..."
"Gross I hate that guy!"
"Why does Chris always come around here?"
"I don't know, he's YB."
"Fuck that! He's YOUR boy!"
"YB was asking about you yesterday..."
"Gross I hate that guy!"
"Why does Chris always come around here?"
"I don't know, he's YB."
by SgtTarzan November 3, 2008