Main Entry: ²fire

Function: verb

Inflected Form(s): fired; fir·ing

transitive verb

1 : to cause to transmit a nerve impulse
2 : to sear (the leg of a horse) with a hot iron in order to convert a crippling chronic inflammation into an acute inflammation that will stimulate the natural healing responses of the body

intransitive verb

: to transmit a nerve impulse <the rate at which a neuron fires>