MUGWUMP Scrabble 17 Words With Friends 23 Definition noun someone who bolted from the Republican Party during the U.S. presidential election of 1884. noun a neutral or uncommitted person (especially in politics). — synonyms: independent, fencesitter See all 13 words you can make from MUGWUMP → 7-letter words Words starting with M Words ending with P ← Unscramble different letters