What deputy U.S. Marshal's call the combination of hand-cuffs, waist chain and leg irons. Thus the three-piece suit.
Deputy Marshal: This defendant is violent, I suggest he be brought into the courtroom in a three-piece suit.
When a man puts his cock, and both balls in a girl's mouth all at once.
She likes the tea bag, but this time she took my dick in her mouth too... making it a three-piece suit.