Six·ty a. Six times ten; fifty-nine and one more; threescore.
Six·ty, n.; pl. Sixties
1. The sum of six times ten; sixty units or objects.
2. A symbol representing sixty units, as 60, lx., or LX.
adj : being ten more than fifty [syn: 60, lx, threescore]
n : the cardinal number that is the product of ten and six [syn: