Word.ws English Dictionary

4F

4F noun: a military draftee rejected for being physically unfit.

Noun

4F (plural 4Fs)

  1. (US) A military draftee rejected for being physically unfit.
    Synonyms:
    4Fer

Synonyms of 4F

Forms of 4F

plural4Fs
alternative form4-F

Origin of 4F

From the Selective Service Classification code.

Questions about 4F

What does 4F mean?
4F means a military draftee rejected for being physically unfit.
What part of speech is 4F?
4F is a noun.
What is the plural of 4F?
The plural of 4F is 4Fs.

Words near 4F in the dictionary

  1. 4D ultrasounds
  2. 4DR
  3. 4eva
  4. 4evah
  5. 4ever
  6. 4F
  7. 4Fer
  8. 4Fers
  9. 4Fs
  10. 4G
  11. 4G LTE

Source and license

Adapted from Wiktionary: 4F (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “4F.” Word.ws, https://word.ws/4f. Based on Wiktionary, CC BY-SA 4.0.