eighty adj 1: being ten more than seventy [syn: {eighty}, {80}, {lxxx}, {fourscore}] n 1: the cardinal number that is the product of ten and eight [syn: {eighty}, {80}, {LXXX}, {fourscore}]
Eighty \Eight"y\, a. [AS. eahtatig, where the ending -tig is akin to English ten; cf. G. achtzig. See {Eight}, and {Ten}.] Eight times ten; fourscore. [1913 Webster]
Eighty \Eight"y\, n. 1. The sum of eight times ten; eighty units or objects. [1913 Webster] 2. A symbol representing eighty units, or ten eight times repeated, as 80 or lxxx. [1913 Webster]