A brassiere-like device, for men. As seen on Seinfeld.
"In Fight Club, Meat Loaf could do with a manzier"
by Akhenaten April 08, 2003
A bra for someone with man boobs.
Look at that fat fuck, he needs a manzier.
by Anonymous April 29, 2003
Word describing a bra designed for men that possess droopy, saggy, or otherwise oversized pectoral fat. Such men could be said to have man cans, man boobs, man titties, moobs.
If Jack's man cans get any bigger he is going to need a manzier to keep from getting black eyes.
by jackballrific October 26, 2006