- any of numerous aquatic birds of the subfamily Sterninae of the family Laridae, related to the gulls but usually having a more slender body and bill, smaller feet, a long, deeply forked tail, and a more graceful flight, especially those of the genus Sterna, as S. hirundo(common tern ), of Eurasia and America, having white, black, and gray plumage.
- a set of three.
- three winning numbers drawn together in a lottery.
- a prize won by drawing these.
- any aquatic bird of the subfamily Sterninae, having a forked tail, long narrow wings, a pointed bill, and a typically black-and-white plumage: family Laridae (gulls, etc), order Charadriiformes
- a three-masted schooner
- a group of three
