a crustacean found chiefly by the sea, with a short broad flattened shell and the front pair of limbs forming pincers
any of numerous chiefly marine crustaceans usu with the front pair of limbs modified as grasping pincers and a short broad flattened carapace: order Decapoda
the flesh of this cooked and eaten as food
(in pl) infestation with crab lice
(the Crab) the constellation and sign of the zodiac Cancer
a lifting device, e.g. attached to a crane, with a pincer-like action
catch a crab
to make a faulty stroke in rowing
crablike adj
[Old English crabba]