Wiktionary
rock crabs
n. (rock crab English)
Usage examples of "rock crabs".
There were blue crabs and stone crabs, snow crabs and lady crabs, rock crabs and green crabs.
He tried to fish, but caught barely enough to stay alive, even with whatever rock crabs he could find and five or six birds he managed to snare.
He sat sharing his seat with curious rock crabs as he caught his breath.