[f. CRAB sb.1 + -ER1.] One who fishes for crabs; a boat used in crab-fishing.
1848. C. A. Johns, Week at Lizard, 241. It matters not much to the crabbers what sorts of fish they catch.
1883. Fisheries Exhib. Catal. (ed. 4), 127. Crabber and Cod or Ling Boat.