- quadruple⇄adj. 1. consisting of four parts; including four parts or parties; fourfold.
Ex. a quadruple agreement, a quadruple alliance.
2. four times; four times as great.
3. (Music.) having four beats to each measure, with the first and third - quadruple⇄adv. four times; four times as great.
- quadruple⇄noun a number or amount four times as great as another.
Ex. 80 is the quadruple of 20. - quadruple⇄quadruple, adjective, adverb, noun, verb, -pled,-pling.
- quadruple⇄v.t., v.i. to make or become four times as great or numerous.
Ex. The mail quadrupled in size.