The Collaborative International Dictionary of English v.0.48:
cottonwick \cottonwick\ n. a type of grunt (Haemulon melanurum) of warm Atlantic waters. Syn: Haemulon melanurum. [WordNet 1.5]WordNet (r) 3.0 (2006):
cottonwick n 1: of warm Atlantic waters [syn: cottonwick, Haemulon malanurum]