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
That person who is your best friend, who is always there for you, and only has eyes for you.
—Jessica Radloff, Glamour, 26 Sep. 2025
Mister follows a man (Brolin) who wakes up in a strange house covered in blood and comes to realize his true identity while fighting off contract killers from his past — including everyone from his exes to his best friend.
—Anthony D'alessandro, Deadline, 25 Sep. 2025
Ben Leonberg's innovative thriller unfurls a supernatural narrative from a canine point of view, and Indy the dog stars as the loyal best friend who becomes concerned about his owner when dark forces seem to be taking hold of him in their new rural home.
—Brian Truitt, USA Today, 25 Sep. 2025
Elsewhere at a high school in Toronto, Abbie (Sydney Topliffe) and her best friend Leila (Alyvia Alyn Lind) are having a much better day.
—Aramide Tinubu, Variety, 25 Sep. 2025
See All Example Sentences for best friend
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Jessica Radloff, Glamour, 26 Sep. 2025
Mister follows a man (Brolin) who wakes up in a strange house covered in blood and comes to realize his true identity while fighting off contract killers from his past — including everyone from his exes to his best friend.
—Anthony D'alessandro, Deadline, 25 Sep. 2025
Ben Leonberg's innovative thriller unfurls a supernatural narrative from a canine point of view, and Indy the dog stars as the loyal best friend who becomes concerned about his owner when dark forces seem to be taking hold of him in their new rural home.
—Brian Truitt, USA Today, 25 Sep. 2025
Elsewhere at a high school in Toronto, Abbie (Sydney Topliffe) and her best friend Leila (Alyvia Alyn Lind) are having a much better day.
—Aramide Tinubu, Variety, 25 Sep. 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 2 Oct. 2025.
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