Overview of noun telltale

The noun telltale has 1 sense

• tattletale, tattler, taleteller, talebearer, telltale, blabbermouth -- (someone who gossips indiscreetly)

Overview of adj telltale

The adj telltale has 1 sense

• revealing, telling, telltale -- (disclosing unintentionally; "a telling smile"; "a telltale panel of lights"; "a telltale patch of oil on the water marked where the boat went down")