Crossword clues for the word: PEABRAIN The word PEABRAIN has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for PEABRAIN Showing 1 to 5 of 5 results Clue(s) Dope Idiot in distress cuddling agitated bear Ninny Numbskull whose head is compared to a legume: Hyph. One with small mental ability