fifteen adj 1: being one more than fourteen [syn: {fifteen}, {15}, {xv}] n 1: the cardinal number that is the sum of fourteen and one [syn: {fifteen}, {15}, {XV}]
Fifteen \Fif"teen`\, a. [OE. fiftene, AS. f[imac]ft[=y]ne, f[imac]ft[=e]ne. See {Five}, and {Ten}, and cf. {Fifty}.] Five and ten; one more than fourteen. [1913 Webster]
Fifteen \Fif"teen`\, n. 1. The sum of five and ten; fifteen units or objects. [1913 Webster] 2. A symbol representing fifteen units, as 15, or xv. [1913 Webster]