Word.ws English Dictionary

45

45 noun: a gramophone record played at 45 revolutions per minute.

Noun

45 (plural 45s or 45's)

  1. A gramophone record played at 45 revolutions per minute.
    • Once he almost fell asleep, and then the little record player started up in his mother and father's bedroom. Mom was playing her scratchy Elvis 45s again.1991, Stephen King, Needful Things
    • The gratis soft drink mixers on the counter, the free jukebox in the lounge – loaded with classic 45s – the shelves piled high with books to borrow and read, and the vintage 1960s pie-warmer is the very spirit of the Laurieston and the Clancy family.2023 October 22, Norry Wilson, “The best bar none? Why nothing has to change at the city’s legendary Laurieston”, in The Herald on Sunday, Glasgow: Newsquest, →ISSN, →OCLC, page 19, column 2

Proper noun

45

  1. (US, slang) Nickname for Donald Trump, American businessman and politician, as the forty-fifth president of the United States.
    • So, given the ever growing list of J6ers that are real estate agents...has anyone looked into whether they attended whatever grift it was that 45 had going about training folks to be real estate agents?
      (Tonight's random thought)2022 September 5, @Chirparrooo, Twitter (post), archived from the original on 06 Sep 2022
    Synonyms:
    Trump 45

Synonyms of 45

Forms of 45

plural45s
plural45's

Words formed from 45

Phrases with 45

Questions about 45

What does 45 mean?
45 means a gramophone record played at 45 revolutions per minute.
What part of speech is 45?
45 can be a noun or a proper noun.
What is the plural of 45?
The plural of 45 is 45s.

Words near 45 in the dictionary

  1. 440-yard dash
  2. 440-yard dashes
  3. 440s
  4. 444 breathing
  5. 44th
  6. 45
  7. 45's
  8. 45,X
  9. 45,X0
  10. 45-degree rule
  11. 45s

Source and license

Adapted from Wiktionary: 45 (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:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Rho9998-45.wav.

Cite this entry: “45.” Word.ws, https://word.ws/45. Based on Wiktionary, CC BY-SA 4.0.