plural of double-decker

simple past tense and past participle of double-book

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

present participle of double-book

(transitive) To book or reserve something for two people simultaneously. / (reflexive) To make arrangements to do two things at the same time, such that it is impossible to keep both arrangements.

An interior cabin light with a dome-shaped cover attached to the ceiling of a car, vehicle, room or building. In a vehicle it is considered a safety feature, though usually fitted as standard.

(computing) An abstract list-type data structure where elements can be added to or removed from the front (head) or the back (tail).

A police dog trained to sniff out illegal goods such as drugs or explosives.

simple past tense and past participle of slap down

present participle of slap down