Definition of treble

• a. - Threefold; triple.
• a. - Acute; sharp; as, a treble sound.
• a. - Playing or singing the highest part or most acute sounds; playing or singing the treble; as, a treble violin or voice.
• adv. - Trebly; triply.
• n. - The highest of the four principal parts in music; the part usually sung by boys or women; soprano.
• v. t. - To make thrice as much; to make threefold.
• v. t. - To utter in a treble key; to whine.
• v. i. - To become threefold.