adj, adv ·2 syllables ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Having endured for a long period of time.

   "My longtime friend, since birth actually, called and gently broke the bad news to me."

Adjective

1. 1
   having existed or persisted or continued in a particular role or state for a long time wordnet

Adverb

1. 1
   Having been for a long time

   "longtime married"

Synonyms

All synonyms

long standinglong termlong timelong-standinglong-termlong-time

Antonyms

All antonyms

short termnewshort-term

Example

More examples

"He is the governor's longtime companion."

Etymology

From long + time.

Related phrases

long-timer

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.