Mis

noun

1. An abbreviation of Missouri.
2. A prefix of Latin origin, meaning literally ‘minus,’ ‘less,’ and hence used in Romance, etc., as a depreciative or negative prefix, as in misadventure, mischance, mischief, miscount, miscreant, misnomer, etc.
3. A Middle English form of miss.
4. A prefix of Anglo-Saxon origin, meaning ‘wrong,’ ‘bad,’ ‘erroneous,’ or, taken adverbially, ‘wrongly,’ ‘badly,’ ‘erroneously,’ prefixed to nouns. as in misdeed, misfortune, misinform, etc., and verbs, misdo, miscarry, misguide, misrule, etc., including participles, as mistaking, misbelieving, etc., mistaken, misspent, etc.
5. Wrong; amiss.