Synonyms for loco Found 22 synonyms across 1 meaning for “loco”. informal or slang terms for mentally irregular (adj) balmybarmybatsbattybonkersbuggycrackedcrackersdaftdottyfruityhaywirekookykookieloony Explore Related Words Rhymes with locoSynonyms for balmySynonyms for barmySynonyms for batsSynonyms for battySynonyms for bonkers Synonym Finder | Rhyme Finder | Poetry Editor