An auk (seabird) with a narrow pointed bill, typically nesting on cliff ledges.
- Family Alcidae, genera Uria (white-breasted) and Cepphus (black-breasted): five species. Compare with murre
More example sentences
- The lines of supporting buoys have been adopted by cormorants, gulls, guillemots, eider ducks, oystercatchers and even the odd heron.
- Along thousands of miles of coastline, you will see colonies of seabirds clustered in cliffs - gannets, puffins, guillemots, razorbills, and kittiwakes.
- There's always the chance of a minke whale, too, while terns, fulmars, guillemots, puffins and shearwaters come as standard.
late 17th century: from French, diminutive of Guillaume 'William'.
Definition of guillemot in:
- The US English dictionary