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Meaning of 4-F

4-F

Pronunciation: (fôr'ef', fōr'-), [key]
— n.
  1. a U.S. Selective Service classification designating a person considered physically, psychologically, or morally unfit for military duty.
  2. a person so classified.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
  • f (Thesaurus)