1. Not easily explained
   "it is odd that his name is never mentioned"
    
2. Not divisible by two
   "Seven is an odd number"
    
3. Beyond or deviating from the usual or expected
   "had an odd name";
   - curious, funny, peculiar, queer, rum [Brit, informal], rummy [Brit, archaic, informal], singular
    
4. An indefinite quantity more than that specified
   "invited 30-odd guests"
    
5. Of the remaining member of a pair
   "an odd glove";
   - unmatched, unmated, unpaired
    
6. Still present, unused, or unconsumed
   "some odd dollars left";
   - leftover, left over, left, remaining, unexpended
    
7. Occurring, appearing, or done infrequently
   "he liked an odd glass of wine";
   - occasional

Derived forms: odder, oddest

See also: inexact, infrequent, mismatched, oddball, strange, unexhausted, unordinary, unusual

Antonym: even

Encyclopedia: Odd, West Virginia