gunfire
n. uncountable B2 Upper Intermediate US //ˈɡənˌfaɪɝ// UK //ɡˈʌnfaɪə// gun·fire
n. the sound of guns being fired, or the bullets themselves as they are shot.
n. the discharge of firearms or the sound produced by such an action.
The sudden sound of gunfire startled the birds in the trees.
Residents were advised to stay indoors after heavy gunfire was heard coming from the city center.
The rhythmic crackle of distant gunfire served as a grim reminder that the ceasefire had been broken during the night.
From gun + fire.
Usage
Typically used without an article when referring to the general sound or activity.