best friend
noun
plural best friends
1
: a person's closest and dearest friend
She's my best friend.
We have been best friends since high school.
2
: a person's most desirable or valuable possession or resource
Diamonds may be a girl's best friend, but gold is more affordable.—
William Giese
William GieseLycra-cotton leggings and tunic tops are the pregnant woman's best friend, sartorially speaking.—Anne Reeks
Anne ReeksWhen cops bang on the door, the toilet is a drug dealer's best friend.—Frederick Kaufman
Frederick KaufmanExamples of best friend in a Sentence
Recent Examples on the Web
Her sister was her best friend and her mom was her shining beacon of light.
—Brie Stimson, FOXNews.com, 23 Oct. 2025
Then there's Morgan, Joanne's younger sister, podcast co-host and best friend.
—Maggie Kreienberg, PEOPLE, 23 Oct. 2025
Terry Rozier gave private information about his plan to leave a March 2023 game early to his childhood best friend, who sold the information to conspirators who would place bets on the game, an unsealed indictment alleged.
—Dan Gallo, NBC news, 23 Oct. 2025
An Australian schoolteacher journeys to Indonesia after ending her engagement, where a reunion with her first love and connection with his enigmatic best friend force her to choose between nostalgia and a new future.
—Naman Ramachandran, Variety, 22 Oct. 2025
See All Example Sentences for best friend
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Brie Stimson, FOXNews.com, 23 Oct. 2025
Then there's Morgan, Joanne's younger sister, podcast co-host and best friend.
—Maggie Kreienberg, PEOPLE, 23 Oct. 2025
Terry Rozier gave private information about his plan to leave a March 2023 game early to his childhood best friend, who sold the information to conspirators who would place bets on the game, an unsealed indictment alleged.
—Dan Gallo, NBC news, 23 Oct. 2025
An Australian schoolteacher journeys to Indonesia after ending her engagement, where a reunion with her first love and connection with his enigmatic best friend force her to choose between nostalgia and a new future.
—Naman Ramachandran, Variety, 22 Oct. 2025
See All Example Sentences for best friend
Cite this Entry
“Best friend.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/best%20friend. Accessed 27 Oct. 2025.
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