From Longman Dictionary of Contemporary Englishguillemotguil‧le‧mot /ˈɡɪləmɒt $ -mɑːt/ noun [countable] HBBa black and white sea bird with a narrow beak
Examples from the Corpus
guillemot• On a guillemot ledge were two green eggs exposed to view.• A pair of black guillemots, already in winter plumage, fled in panic.• Rows of guillemots, densely packed, squatted on narrow sills.• In the summer, the cliffs provide nesting ledges for millions of kittiwakes, little auks and Brunwich's guillemots.• Sure enough, we soon come up to a party of puffin and a single guillemot.• The guillemots and seals were to remain with us during the whole of our stay, providing a continuous source of interest.