open fire

1. Begin a verbal attack, as in In her second letter to the editor she opened fire, saying the reporter had deliberately misquoted her. This idiom alludes to discharging a firearm. [Mid-1800s]

Related Words

• barrage 
• batter 
• besiege 
• blast 
• blitz 
• bomb 
• harass 
• hound 
• pester 
• strafe