Made up of two matching or complementary elements. / Of twice the quantity. / Of a family relationship, related on both the maternal and paternal sides of a family. / Designed for two users.

Twice over; twofold; doubly. / Two together; two at a time. (especially in see double)

Twice the number, amount, size, etc. / A person who resembles and stands in for another person, often for safety purposes / A drink with two portions of alcohol.

(transitive) To multiply by two. / (intransitive) To increase by 100%, to become twice as large in size. / To be the double of; to exceed by twofold; to contain or be worth twice as much as.

(basketball) The achievement of twenty or more of any two of points scored, assists, rebounds, blocks, or steals in a single game; most often achieved with points and rebounds.

plural of double-double-double

(Canada, informal) Coffee with the equivalent of two creamers and two packets of sugar.

plural of double-double

Alternative form of double double

plural of double double