Thesaurus.com
Dictionary.com
Showing results for best friend.
Definitions

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.

This is the first time I’ve mentioned it in an interview, because it’s not like he was my best friend, but it was very visceral and very real.

From Los Angeles Times • Apr. 30, 2026

Wales captain Jac Morgan has been praised for leading from the front when playing for Ospreys the week after the death of his cousin and "best friend" Harri.

From BBC • Apr. 21, 2026

“Sustained high oil prices are the best friend of exploration,” said Schreiner Parker, an analyst at Rystad Energy, a research and consulting firm.

From The Wall Street Journal • Apr. 20, 2026

Aryan Simhadri, who portrays Percy’s best friend Grover Underwood in the series, spoke out last year about an unsettling encounter with a handsy fan when a group of “40 drunk college girls” recognized him.

From Los Angeles Times • Apr. 13, 2026

“And you were right. It was incredible. I just— I felt so bad for Essa after the Battle for the Sun. But when leaving her best friend was the only way to save the kingdom?”

From "Bye Forever, I Guess" by Jodi Meadows