5 man switch
a 5 man switch is a term usually used in prison when a new inmate is added... when they take thier first shower 1 man grabs his left arm 1 grabs his right the 3rd guy grabs a leg and same with the 4th and the fifth gives him anal and they all switch after a period of time until everyone has had a turn.
"Boy if you don't straighten up me and my friends will give you the 5 man switch."