'clingfish' definitions:

Definition of 'clingfish'

(from WordNet)
noun
Very small (to 3 inches) flattened marine fish with a sucking disc on the abdomen for clinging to rocks etc.

Definition of 'clingfish'

From: GCIDE
  • clingfish \clingfish\ n. very small (to 3 inches) flattened marine fish with a sucking disc on the abdomen for clinging to rocks etc. [WordNet 1.5]