- a crab, especially an edible crab, that has not recently molted and has a hard shell.
Origin of hard-shell crab
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a crab, esp of the edible species Cancer pagurus, that has not recently moulted and therefore has a hard shellCompare soft-shell crab