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
During the red carpet premiere of the last season of Stranger Things in November, the actress spoke with Entertainment Tonight and revealed that her costar and real-life best friend Noah Schnapp is actually her baby daughter's godfather.
—Hannah Sacks, PEOPLE, 4 Dec. 2025
But around that time, Noah Schnapp confirmed to Variety that his character Will Byers is a closeted gay teenager who’s secretly harboring a crush on his oblivious best friend, Mike Wheeler (Finn Wolfhard).
—Abby Monteil, Them., 3 Dec. 2025
Set in Los Angeles, this ruminative novel alternates in perspective between a blockbuster actor, his best friend and sometime lover, and an aspiring screenwriter.
—The New Yorker, New Yorker, 1 Dec. 2025
Her research led her to cast Ryan Bader as Mark Kerr’s (Dwayne Johnson) best friend and rival, Mark Coleman; Bas Rutten as himself; and Oleksandr Usyk as Igor Vovchanchyn.
—Max Gao, HollywoodReporter, 1 Dec. 2025
See All Example Sentences for best friend
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Hannah Sacks, PEOPLE, 4 Dec. 2025
But around that time, Noah Schnapp confirmed to Variety that his character Will Byers is a closeted gay teenager who’s secretly harboring a crush on his oblivious best friend, Mike Wheeler (Finn Wolfhard).
—Abby Monteil, Them., 3 Dec. 2025
Set in Los Angeles, this ruminative novel alternates in perspective between a blockbuster actor, his best friend and sometime lover, and an aspiring screenwriter.
—The New Yorker, New Yorker, 1 Dec. 2025
Her research led her to cast Ryan Bader as Mark Kerr’s (Dwayne Johnson) best friend and rival, Mark Coleman; Bas Rutten as himself; and Oleksandr Usyk as Igor Vovchanchyn.
—Max Gao, HollywoodReporter, 1 Dec. 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 7 Dec. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share