Dictionary.com

45

[ fawr-tee fahyv ]
/ ˈfɔr ti ˈfaɪv /
Save This Word!

noun,
plural 45s, 45's. a seven-inch phonograph record played at 45 r.p.m., especially a popular-music single: She’s in the market for a phonograph so she can play her grandfather’s mint collection of 45s from the 1960s.
an identifier of or nickname for Donald Trump, the 45th U.S. president, alternately used with disparaging intent by opponents and with affection by supporters.
QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?

Origin of 45

First recorded in 1945–50

Other definitions for 45 (2 of 2)

.45

noun, plural .45s, .45's.
a pistol, revolver, or cartridge of .45-caliber, or having a diameter of  .45 inch.
Also forty-five .
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use 45 in a sentence

FEEDBACK