two-piece
1 of 2adjective
ˈtü-ˈpēs 
: forming a clothing ensemble with matching top and bottom parts
two-piece
2 of 2noun
ˈtü-ˌpēs
: a garment (such as a bathing suit) that is two-piece
Word History
First Known Use
Adjective
circa 1880, in the meaning defined above
Noun
1942, in the meaning defined above