1. Plural of guillemot; seabirds of the auk family with dark plumage, found in northern oceans and known for diving to catch fish.
Usage: Chiefly British and European usage; in North America, the term 'murre' is more common for the same birds.

Examples

• Guillemots nest in large colonies on rocky cliffs overlooking the sea.
• The guillemots dove deep beneath the waves to hunt for small fish.
• Birdwatchers spotted a flock of guillemots resting on the water.
• Guillemots are excellent swimmers and can hold their breath for extended periods.
• The black guillemots are distinguished from other species by their white wing patches.