(rail transport, transitive) To operate a train with a locomotive at each end.

The Chinese ideogrammic compound 囍, often used as an ornamental symbol in Chinese celebrations.

(typography, of a character or font) Formed in a blackboard bold typeface, in which certain lines of the character are doubled

plural of double magnum

plural of double-header

simple past tense and past participle of double-dip

present participle of double-check

Third-person singular simple present indicative form of double-check

simple past tense and past participle of double-check

(bodybuilding) A standard pose in which both sets of biceps are flexed and the chest is thrust forward.