fifty Meaning, Definition & Usage

  1. noun the cardinal number that is the product of ten and five
    L; 50.
  2. noun a United States bill worth 50 dollars
    fifty dollar bill.
  3. adjective satellite being ten more than forty
    l; 50.

WordNet

Fif"ty adjective
Etymology
AS. fiftig; akin to OHG. finfzug, fimfzug, G. fünfzig, funfzig, Goth. fimftigjus. See Five, and Ten, and cf. Fifteen.
Definitions
  1. Five times ten; as, fifty men.
Fif"ty noun
Wordforms
plural Fifties
Definitions
  1. The sum of five tens; fifty units or objects.
  2. A symbol representing fifty units, as 50, or l.

Webster 1913