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.

dismissed, let go from a job. / (ceramics) Heated in a furnace, kiln, etc., to become permanently hardened.

simple past tense and past participle of fire

The first language one is taught to speak; one's native language. / The language one feels most comfortable and capable with. / Used other than figuratively or idiomatically: see first, language.

(firefighting, US) An organization whose purpose is to extinguish fires. / (firefighting, US) A single emergency response unit and its personnel within a fire department

Alternative spelling of fire clay

a type of clay that is able to withstand intense heat; used to make firebricks, crucibles, and other ceramics

guaranteed to work

Alternative form of firebrick / A bright red colour.