A marine crustacean with a broad, flattened shell, a small abdomen tucked under the thorax, and pincers. The crab scuttled across the sandy beach, leaving tiny tracks behind.
A machine for hoisting heavy loads, typically consisting of a drum on which a rope or chain winds. The construction site used a crab to lift the steel beams into place.
A type of apple that is small and sour, often used for making jelly. We picked a basket full of crab apples to make jelly for the winter.
A person who is irritable or grumpy. He's such a crab in the mornings before he has his coffee.
The flesh of a crab used as food, regarded as a mass noun. We had fresh crab for dinner last night.
(slang) A parasitic louse (Phthirus pubis) that infests human pubic hair; a pubic louse. The doctor explained that the itching was caused by a crab, a type of pubic louse.
To move sideways or obliquely, typically in a cautious or stealthy manner. The soldier crabbed along the trench to avoid being seen by the enemy.
To complain or grumble about something persistently. He crabs about the weather every time it rains.
We spent the afternoon crabbing off the pier.
To angle or steer an aircraft into a crosswind to counteract drift while flying or landing. The pilot crabbed the plane into the wind before touching down.