nonce-wd. [f. CRAB sb.1, after ornithologist, etc.] A student or collector of crabs.
1824. J. Macculloch, Highl. Scotl., III. 421. The island furnishes rare minerals to the mineralogist and rare crabs to the crabologist.
1824. New-York Tribune, 8 May, Sunday Mag., 2/3. Ise a crabologist, I is, and I knows all bout de crab nature.