Meaning of OPEN FIRE

Pronunciation:			'owpun fIr
WordNet Dictionary
	Definition:		[v]  start firing a weapon
	Synonyms:		fire
	See Also:		shoot
Thesaurus Terms
	Related Terms:		aim at, barrage, blast, blitz, bombard, breach, cannon, cannonade, commence firing, enfilade, fire a volley, fire at, fire upon, fusillade, mortar, open, open up, open up on, pepper, pop at, rake, shell, shoot, shoot at, snipe, snipe at, strafe, take aim at, torpedo, zero in on