Meaning of telling

Definition of telling

(adj) disclosing unintentionally something concealed; "a telling smile"; "a telltale panel of lights"; "a telltale patch of oil on the water marked where the boat went down"
powerfully persuasive; "a cogent argument"; "a telling presentation"; "a weighty argument"
producing a strong effect; "gave an impressive performance as Othello"; "a telling gesture"
(noun) an act of narration; "he was the hero according to his own relation"; "his endless recounting of the incident eventually became unbearable"

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