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
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Duetted With His Idol Perhaps even more rare than duetting with your best friend would be duetting with your idol — especially if that idol has long passed away.
—Jeff Benjamin, Forbes.com, 10 June 2025
And the opening two stories of my collection, Survival Tips, are set in high school, the first about a teenager whose best friend’s father runs off with one of his community college students, the second a new teacher who faces a particularly daunting parent conference.
—Miriam Gershow
june 9, Literary Hub, 9 June 2025
Hannah Montana also starred Cyrus' real-life dad Billy Ray Cyrus as her dad on the show, as well as Jason Earles as her older brother, plus Emily Osment and Mitchel Musso, who played her best friends.
—Nicholas Rice, People.com, 7 June 2025
Aside from James Newcomb, who plays Ernestine’s best friend Kenneth, all the other cast members (Katie Karel, Matthew Grondin, Martin Kildare and Emelie O’Hara) play multiple roles.
—David L. Coddon, San Diego Union-Tribune, 6 June 2025
See All Example Sentences for best friend
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Jeff Benjamin, Forbes.com, 10 June 2025
And the opening two stories of my collection, Survival Tips, are set in high school, the first about a teenager whose best friend’s father runs off with one of his community college students, the second a new teacher who faces a particularly daunting parent conference.
—Miriam Gershow
june 9, Literary Hub, 9 June 2025
Hannah Montana also starred Cyrus' real-life dad Billy Ray Cyrus as her dad on the show, as well as Jason Earles as her older brother, plus Emily Osment and Mitchel Musso, who played her best friends.
—Nicholas Rice, People.com, 7 June 2025
Aside from James Newcomb, who plays Ernestine’s best friend Kenneth, all the other cast members (Katie Karel, Matthew Grondin, Martin Kildare and Emelie O’Hara) play multiple roles.
—David L. Coddon, San Diego Union-Tribune, 6 June 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 13 Jun. 2025.
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