crab

decapod having eyes on short stalks and a broad flattened carapace with a small abdomen folded under the thorax and pincers

a quarrelsome grouch

(astrology) a person who is born while the sun is in Cancer

the fourth sign of the zodiac; the sun is in this sign from about June 21 to July 22

the edible flesh of any of various crabs

a louse that infests the pubic region of the human body

a stroke of the oar that either misses the water or digs too deeply; "he caught a crab and lost the race"

direct (an aircraft) into a crosswind

scurry sideways like a crab

fish for crab

complain; "What was he hollering about?"