Definition of "FY"

FY

noun
plural FYs
1. Initialism of fiscal year.
  Quotations
  For example, in FY 2016 the U.S. Department of Agriculture has budgeted more than $1.4 billion to spend on its own research through the Agricultural Research Service.
  2016, Jayson Lusk, Unnaturally Delicious, page 205
2. Initialism of financial year.
phrase
1. (Internet slang, text messaging) Initialism of fuck you.
2. (Internet slang, text messaging) Initialism of fuck yeah.