fortnightly Meaning, Definition & Usage

  1. adjective satellite occurring every two weeks
    biweekly.
  2. adverb every two weeks
    biweekly.
    • he visited his cousins fortnightly

WordNet

Fort"night`ly adjective
Definitions
  1. Occurring or appearing once in a fortnight; as, a fortnightly meeting of a club; a fortnightly magazine, or other publication. -- adv. Once in a fortnight; at intervals of a fortnight.

Webster 1913