4-F

noun
\ ˈfȯr-ˈef How to pronounce 4-F (audio) \

Definition of 4-F

: classification as unfit for military service also : a person having this classification

First Known Use of 4-F

1942, in the meaning defined above

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Cite this Entry

“4-F.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/4-F. Accessed 16 May. 2021.

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