Word.ws English Dictionary

5O

5O is the alternative spelling of five-o.

Meaning of five-o

Noun

five-o (uncountable)

  1. (US street slang) The police.
    • Five-oh caught me, now I'm going to the mountains / Said good-bye to my girl, my lawyer and accountants1989, “Car Thief”, in Paul's Boutique, performed by Beastie Boys

Questions about 5O

What is 5O the alternative spelling of?
5O is the alternative spelling of five-o.

Words near 5O in the dictionary

  1. 5Hs
  2. 5K
  3. 5Ks
  4. 5NF
  5. 5NFs
  6. 5O
  7. 5s
  8. 5th
  9. 5th Amendment
  10. 5th Cir.
  11. 5th column

Source and license

Adapted from Wiktionary: 5O (page history and authors); five-o (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.

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Cite this entry: “5O.” Word.ws, https://word.ws/5o. Based on Wiktionary, CC BY-SA 4.0.