sack suit

noun

1. a man's suit that has a loose-fitting jacket.

Word History and Origins

Origin of sack suit¹

An Americanism dating back to 1890–95

Example Sentences

The staid, old, boxy sack suit that had long been Brooks Brothers’ specialty fell out of favor.

From Slate

And who loved a sack suit more than the elegant political radicals of the early 1960s?

From Salon

Could he appear at this glittering function as a chief attraction in an eight dollar sack suit and make some lame explanation about losing his other things in a Turkish bath?

From Project Gutenberg

Presently, though no sound had reached Green, he saw a man's figure appear in silhouette against the lighted window which faced him; a tall, broad-shouldered man, wearing a sack suit and a cap.

From Project Gutenberg

As the curtain rises, Clement, dressed in a modish, tarnished-gray sack suit, is discovered reclining in a fauteuil near the fireplace.

From Project Gutenberg