forty-five

noun

for·​ty-five ˌfȯr-tē-ˈfīv 

1

: a number that is five more than 40 see Table of Numbers

2

: a .45 caliber handgun

—usually written .45

3

: a phonograph record designed to be played at 45 revolutions per minute

—usually written 45

forty-five adjective

forty-five pronoun, plural in construction

Examples of forty-five in a Sentence

Recent Examples on the Web

This would be Tuckahoe, New York, 35 minutes from Grand Central Terminal and my home town for the past forty-five years. —John Mariani, Forbes, 9 Jan. 2025

For forty-five years, Tehran’s Shiite theocracy has heralded its political system as a model for all predominantly Muslim countries—and even beyond. —Robin Wright, The New Yorker, 19 Dec. 2024

One hundred forty-five scores were eligible in the category. —Beatrice Verhoeven, The Hollywood Reporter, 17 Dec. 2024

For ideal immune function, health professionals advise engaging in moderate-intensity exercise two to three times a week for up to forty-five minutes. —Karina Zaiets, USA TODAY, 9 Dec. 2024

Word History

First Known Use

circa 1623, in the meaning defined at sense 1

Kids Definition

forty-five

noun

for·​ty-five

ˌfȯrt-ē-ˈfīv

: a .45 caliber pistol

—usually written .45