courtesy cardboard
bro 1: man we should totally [dp] that [skank] bro 2: aww shit, i knew i should have brought some courtesy cardboard
used during a [devil's threeway], to prevent the male's genitalia from touching during double penetration, [dp]
"bro 1: man we should totally [dp] that [skank] bro 2: aww shit, i knew i should have brought some courtesy cardboard" What is the definition of "courtesy cardboard"?