An intensifier that follows an action verb to indicate that the action is or will be done to the utmost degree. Commonly heard in the phrases "beat (one's) brains out" and "blow (one's) brains out." I'm not going into that haunted house—the kids in there already are screaming their brains out!
What is it called when you take someone's brain out?
kill. murder. strangle. Synonyms and related words. To shoot someone or something.
What does smash your brains out mean?
phraseinformal. DEFINITIONS1. to kill or badly injure someone by hitting their head very hard. Synonyms and related words.