bust up bus traffic • bust-up · · · Info · Definitions · Synonyms · Characters · · bust up · · Text Common · · Latin · · Scripts 7 · · Length 2 · · Syllables Definitions · · · (noun) a serious quarrel (especially one that ends a friendship). Synonyms: bust-up. · · Noun Definition 1 (verb) smash or break forcefully. Synonyms: bust up, wreck, wrack. Example: "The kid busted up the car." · · Verb Definition 1 Synonyms · · · wreck · · Synonym 1 wrack · · Synonym 2 Characters · · space U+0020 b latin small letter b U+0062 p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075