.45

¹ American  

noun

plural

.45s, .45's

1. a pistol, revolver, or cartridge of .45-caliber, or having a diameter of .45 inch.

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45 ² American  

[fawr-tee fahyv] / ˈfɔr ti ˈfaɪv /

noun

plural

45s, 45's

1. 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.

2. 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.

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Etymology

Origin of 45

First recorded in 1945–50

Example Sentences

The dollar is at 159.66 yen, compared with Y159.45 as of Thursday’s Tokyo stock market close.

From The Wall Street Journal

Shares are 1.4% higher at THB1.45.

From The Wall Street Journal

Maybank raises Public Bank’s target price to MYR5.45 from MYR5.10, while maintaining a buy rating on the stock.

From The Wall Street Journal

Spivey's .45 caliber, like most firearms, ejects casingsbehind and to the right.

From The Wall Street Journal

Shares last closed at THB9.45.

From The Wall Street Journal