racerback From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounAn item of clothing, such as a shirt or bra, with straps that meet high on the back. Related wordsSynonymsstrappy tophalter topshelf brahalterneckcage brabreast-strapbandeaubreast straphalter-tophalter neckbreaststrapt-backcrossbackribbonbackbralettestrap References Wiktionary — racerback Wikipedia — racerback