TREBLE Meaning of TREBLE in English treble BrE AmE ˈtreb ə l▷ treble|d d▷ treble|s z▷ trebling ˈtreb ə l‿ɪŋ▶ ˌ treble ˈ chance BrE AmE▶ ˌ treble ˈ clef BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012