The process where fuel is burned within an engine such as a diesel engine, producing power directly as opposed to externally such as in a steam engine.

In a sequence. / Ready, prepared; orderly; tidy. / (idiomatic, formal) In accordance with the procedural rules governing formal meetings of a deliberative body. / (idiomatic) Appropriate, worthwhile.

(not comparable, idiomatic, with to) Emphasizes that what follows immediately is the purpose of the preceding or the beyond.

In good condition, repair; in a good state. / (idiomatic) In a good state of physical fitness or bodily appearance.

occurring, or provided for use during a flight

(idiomatic, slang) To engage in anal sex.

(accounting, idiomatic) Having positive net income; having greater income than expenses; making a profit. / (accounting, idiomatic) Having positive net worth.

Children’s toy consisting of a small box from which a male figure pops out unexpectedly after some turnings of a crank.

Not intentional; not on purpose; not conscious. / (obsolete) Inattentive.

To join a queue in the middle, as opposed to at the back. / To pull in front of another vehicle in traffic, especially to do so dangerously or unfairly.