crab

The definition of a crab is a shelled marine animal that has pincers and a flat abdomen, or the meat of the shelled marine animal.

(noun)

A crab is defined as someone who complains.

(noun)

An example of a crab is a grumpy old man.

A crab is a type of bug that is sometimes sexual transmitted.

(noun)

An example of a crab is a type of lice, more often referred to as crabs.

See crab in Webster's New World College Dictionary

noun

any of various decapods with four pairs of legs, one pair of pincers, a flattish shell, and a short, broad abdomen folded under its thorax
any of other similar arthropods, as the horseshoe crab
the edible part of a crab
1. crab louse
2. Informal infestation by crab lice: often with the
any of various machines for hoisting heavy weights
Aeron. the apparent sideways motion of an aircraft with respect to the ground when headed into a crosswind

Origin: ME crabbe < OE crabba < IE base *grebh-, *gerebh-, to scratch: see graphic

intransitive verb crabbed, crabbing

to fish for crabs; catch crabs

transitive verb

Aeron. to head (an aircraft) into a crosswind in order to counteract drift, thus causing apparent sideways motion with respect to the ground

Related Forms:

noun

Origin: ME crabbe, akin ? to Scot scrabbe, Swed dial. scrabba, wild apple

adjective

of a crab apple or the tree that it grows on

transitive verb crabbed, crabbing

intransitive verb

Informal to complain peevishly; grumble

Related Forms:

See crab in American Heritage Dictionary 4

noun

a. Any of various predominantly marine crustaceans of the division Brachyura within the order Decapoda, characterized by a broad flattened cephalothorax covered by a hard carapace with a small abdomen concealed beneath it, short antennae, and five pairs of legs, of which the anterior pair are large and pincerlike.
b. Any of various similar related crustaceans, such as the hermit crab or king crab.
c. A horseshoe crab.
a. A crab louse.
b. crabs Slang Infestation by crab lice.
The maneuvering of an aircraft partially into a crosswind to compensate for drift.
A machine for handling or hoisting heavy weights.