crab
Definitions
A decapod crustacean with a broad carapace, stalked eyes, and five pairs of legs, the front pair of which are modified as pincers.
A person who is ill-tempered, grumpy, or easily annoyed.
To complain or grumble about something in a petulant or peevish way.
Examples
The crab scuttled sideways across the wet sand to hide under a rock.
We enjoyed a delicious dinner of fresh crab legs served with melted butter.
Synonyms
grouch grumbler complainer bellyacher curmudgeon faultfinder crank