hothead
- n a belligerent grouch
- n a reckless impetuous irresponsible person
- It's a terrible, although not undeserved, legacy, since he's always been a hothead.
- The best way to prevent her from calling his bluff is in fact not to bluff--to be the kind of hothead who is crazy enough to do it.
- He's an impulsive hothead who is "erratic in a crisis.