firing
n. C / Un. the act of removing someone from their job, usually because they did something wrong or the company has no money. It can also mean the act of shooting a gun or starting a powerful engine.
n. the dismissal of an employee from a position of employment; alternatively, the act of discharging a firearm or igniting a fuel-driven engine.
The sudden firing of the manager surprised everyone in the office.
Following the data breach, the board of directors demanded the immediate firing of the security chief.
The rapid firing of the pistons created a rhythmic vibration that echoed throughout the garage as the mechanic tuned the vintage racing engine.
By surface analysis, fire + -ing.
Often used in the singular when referring to a specific instance of dismissal or ignition; plural 'firings' is common when discussing multiple staff reductions.