(US) A prank performed while stopped in a car at a red light, and where each passenger, including the driver, shouts "Chinese fire drill", exits the vehicle, runs at least once around it, then re-enters, each taking a different seat.

Do not discharge a weapon. Used originally for weapons needing a spark or lighting of a fuse to ignite gunpowder; now sometimes used to mean any weapon launching a projectile.

To refrain from criticism.

An electrical discharge, or corona, seen around pointed objects, caused by ionization of the atmosphere during storms.

A horn on a fire alarm that sounds in case of fire, either automatically when the system detects fire or manually when the alarm is pulled, to alert the occupants of a building or complex of the hazard.

(idiomatic) A final effort, a final attempt before stopping.

(idiomatic) To operate as effectively as possible.

Alternative form of add fuel to the fire.

Gossip and accusations are often substantiated by fact.

Used other than figuratively or idiomatically: see add, fuel, fire. / (idiomatic) To worsen a conflict between people; to inflame an already tense situation.