Noun
three-piece suit (plural three-piece suits)
A suit consisting of matching jacket, trousers, and waistcoat.
Perhaps the devil is just as likely to wear a three-piece suit as to have horns and a pitchfork. And perhaps the angels look more like the bums in the alley than like feathered white babies. Shane Claiborne
I look ridiculous in a three-piece suit - I'm too fat. Dominic West
I prefer a three-piece suit myself. Very sixties rock and roll. But they're not too quirky. Businessmen could wear them. Scott Weiland
Most suits made the man. Gideon did things to a three-piece suit that should've been illegal. Sylvia Day
Cerf is also known for his sartorial style, typically appearing in three-piece suit —a rarity in an industry known for its casual dress norms. Source: Internet
In one panel, a businessman in a three-piece suit, ogling his secretary’s thigh, says, "Miss Higby, are you ready for—ahem! Source: Internet