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Synonyms

longtime

American  
[lawng-tahym, long-] / ˈlɔŋˌtaɪm, ˈlɒŋ- /

adjective

  1. existing, occurring, or continuing for a long period of time; longstanding.

    longtime friends celebrating 50 years of association.


longtime British  
/ ˈlɒŋˌtaɪm /

adjective

  1. of long standing

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of longtime

First recorded in 1575–85; long 1 + time

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Palestinian factions including Abbas's Fatah party and its longtime Islamist rival Hamas had agreed to recommend the elections be postponed at a meeting in Cairo on Wednesday, a source who was present told AFP.

From Barron's ● Oct. 10, 2026

He was a longtime manager at the RATP, the Parisian public transport agency, who was active in local politics before running for office.

From The Wall Street Journal ● Oct. 8, 2026

A longtime Santa Monica restaurant and nightclub announced it will close permanently at the end of the month.

From Los Angeles Times ● Oct. 8, 2026

Satya Nadella, Microsoft's longtime CEO, is set to be at the White House on Thursday to receive a novel medal for technology innovation from President Donald Trump.

From BBC ● Oct. 8, 2026

The cast mate who became her longtime high school boyfriend was not Bobby Ryan, but Wayne Miletto, who in Good Boys plays the part of the football coach.

From "Drama High" by Michael Sokolove

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