two(redirected from a or two)
Also found in: Dictionary, Thesaurus.
Related to a or two: Two's Company
1. the cardinal number that is the sum of one and one. It is a prime number
2. a numeral, 2, II, (ii), etc., representing this number
3. Music the numeral 2 used as the lower figure in a time signature, indicating that the beat is measured in minims