be on the warpath

be on the warpath

slang To be overtly angry and/or looking for retribution. The phrase is potentially offensive, as it references a Native American war practice. I'd avoid the boss if I were you—he's on the warpath and screaming at everyone he sees.
See also: on, warpath

be on the warpath

  (humorous)
to be looking for someone you are angry with in order to speak angrily to them or punish them Look out, the boss is on the warpath again!
See also: on, warpath
References in periodicals archive ?
The Ethics Commission seems to be on the warpath against the lobbying industry and there doesn't seem to be a willingness to hear us out,'' Afriat said.