Home › Words › T › tattletaletattletale/ˈtætəlˌteɪl/tattletale means telltale; giveaway.tattletale is pronounced /ˈtætəlˌteɪl/.EtymologyFrom tattle + tale.adjtelltale; giveawaynounOne who tattles (reports others' wrongdoings), often a child seeking attention.One who gossips, often for the sake of attention.verbTo act as a tattletale; to tell on; to give away, reveal, or expose.Definitions & examples from Wiktionary (CC BY-SA 3.0).