best friend

[best frend] / ˈbɛst ˈfrɛnd /

NOUN

bosom friend

Synonyms

WEAK

bosom buddy close friend companion confidant dear friend pal soul mate

NOUN

fast friend

Synonyms

WEAK

constant friend devoted friend fidus Achates good friend great friend staunch friend trusted friend trusty friend

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.

Charlie perhaps came to be my best friend and closest confidant in the world of politics.

From The Wall Street Journal • Jun. 5, 2026

“Call Up Nancy” is an anthem for anyone who’s ever had a ride-or-die best friend.

From Salon • Jun. 5, 2026

She said Sam's best friend was also running.

From BBC • May 31, 2026

There, she brought out surprise guest Audrey Hobert, Abrams’ longtime best friend and collaborator.

From Los Angeles Times • May 28, 2026

Jonesy has been my best friend since before I could chew solid food.

From "Popcorn" by Rob Harrell