pet cock petcock • pete · · · Info · Definitions · Characters · · pet cock · · Text Common · · Latin · · Scripts 8 · · Length 2 · · Syllables Definitions · · · (noun) regulator consisting of a small cock or faucet or valve for letting out air or releasing compression or draining. Synonyms: petcock. · · Noun Definition 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 k latin small letter k U+006B o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074