Fifteen

a. [A-S. fiftyne, Goth. fimftaihun, O. H. Ger. finfzên, finfzëhen, M. H. Ger. vünfzëhen, N. H. Ger. fünfzëhn, O. Ger. funfzehen. See FIVE.] Five and ten; one more than fourteen.

n. 1. The sum of five and ten; fourteen units and one more.

2Sense 2. A symbol representing this number, as 15, or XV.