crabshell

English

Etymology

crab +‎ shell

Noun

crabshell (plural crabshells)

1. The shell of a crab.
   • 1890, J. H. Blascke, A Few Steps to a Complete Dictionary of English Dialects, page 18:

     Apron […] the diaphragm of an animal, the hingelike appendage of a crabshell; […]

   • 2017, Jeremy Tyrrell, Tedrick Gritswell of Borobo Reef:

     Mitts curled all the way up the arms, eyes bulged out of bulbs, beaks chittered and tongues scraped on crabshells. The anticipation built as the fish rounded the first curve. The fish were racing for all they were worth.