(travel) A hotel rate where the hotel agrees to accommodate the guest but does not specify the standard of room until the guest arrives.

(transitive, idiomatic) To attempt to achieve or acquire. / (transitive, idiomatic) To attack or challenge or to try to attack or challenge.

(automotive) The wheels, suspension, steering, powertrain and usually the chassis of a motor vehicle.

plural of practice run

A trial or practice before a real-world deployment or occurrence.

An initial trial of a device or system to test its basic function.

(idiomatic) To be the leader, to be in charge

Third-person singular simple present indicative form of run counter

present participle of run counter

plural of run-time