Synonym: changeling, cretin, half-wit, idiot, imbecile, retard. Similar words: coronet, morose, amorous, humorous, timorous, for one thing, clamorous, glamorous. Meaning: ['mɔrɑn /'mɔːrɒn] 
n. a person of subnormal intelligence.
n. a person of subnormal intelligence. 31, Maggie: He is a real scientist, moron. But he has a limo.
More similar words: coronet, morose, amorous, humorous, timorous, for one thing, clamorous, glamorous, odorous, borough, thorough, vigorous, factor out, malodorous, herbivorous, vigorously, thoroughly, omnivorous, carnivorous, prone, iron, more, wrong, irony, rondo, front, mores, humor, tumor, rumor.