| Sea Cock 1. (n.) In a steamship, a cock or valve close to the vessel's side, for closing a pipe which communicates with the sea. 2. (n.) The black-bellied plover. 3. (n.) A gurnard, as the European red gurnard (Trigla pini). Thesaurus Entries ball cock, ball valve, bung, bunghole, check valve, cock, cork, drain cock, draw cock, faucet, gate, lid, needle valve, peg, petcock, pin, plug, spigot, spike, spile, spill, stop, stopcock, stopgap, stopper, stopple, tap, valve, valvula, valvule |