guy: dude, do we have to buy the field's paint? guy2: no, it's byop
byop- bring your own paint in paintball, the act of a paintball field allowing it's paintballers to bring their own paintballs instead of having to buy the field's paintballs
"guy: dude, do we have to buy the field's paint? guy2: no, it's byop" What is the definition of "byop"?