Pronunciation: (bi-kē'nē),[key] —n., —pl.-nis. 1. a very brief, close-fitting, two-piece bathing suit for women or girls.
2. a very brief, close-fitting pair of bathing trunks for men or boys.
3. Often, bikinis. underwear briefs that are fitted low on the hip or below it.
Pronunciation: (bi-kē'nē),[key] —n. an atoll in the N Pacific, in the Marshall Islands: atomic bomb tests 1946. 3 sq. mi. (8 sq. km).