Guil·le·mot n. Zool. One of several northern sea birds, allied to the auks. They have short legs, placed far back, and are expert divers and swimmers.
Note: ☞ The common guillemots, or murres, belong to the genus Uria (as U. troile); the black or foolish guillemot (Cepphus grylle, formerly Uria grylle), is called also sea pigeon and eligny. See Murre.
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Cepphus grylle
n : northern Atlantic guillemot [syn: black guillemot]