tugboat tug • tugboatman · · · Info · Definitions · Synonyms · Characters · · tugboat · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a powerful small boat designed to pull or push larger ships. Synonyms: tug, towboat, tower. · · Noun Definition 1 Synonyms · · · tug · · Synonym 1 towboat · · Synonym 2 tower · · Synonym 3 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 g latin small letter g U+0067 o latin small letter o U+006F t latin small letter t U+0074 u latin small letter u U+0075