two-piece

(noun) a business suit consisting of a matching jacket and skirt or trousers. Synonyms: two-piece suit, lounge suit.

(noun) a woman's very brief bathing suit. Synonyms: bikini.

(adj) (of clothing) made in or consisting of two parts or pieces. Synonyms: two-piece (vs. three-piece) (vs. one-piece). Example: "A two-piece swimsuit."