1. (a.) Consisting of three united; multiplied by three; threefold; as, a triple knot; a triple tie.

2. (a.) Three times repeated; treble. See Treble.

3. (a.) One of three; third.

4. (v.) To make threefold, or thrice as much or as many; to treble; as, to triple the tax on coffee.

accelerate aggravate beef up blow up complicate concentrate condense consolidate cube deepen deltoid double enhance exacerbate exaggerate fan-shaped heat up heighten hop up hot up intensify jazz up key up magnify make complex multiply by three ramify redouble reinforce sharpen soup up step up strengthen tern ternal ternary ternate three three-in-one three-ply threefold threesome treble triadic trial triangular trilogic trinal trine trinity trio triplex triplicate triumvirate triune troika whet