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 photo sparked an idea for a story of four best friends who only want to have a good time all the time.
—Marc Berman, Forbes, 5 Nov. 2024
Following the tragic death of one of her dogs, one owner saw how devastated her pit bull was to suddenly be without her best friend.
—Thomas G. Moukawsher, Newsweek, 5 Nov. 2024
Knowing her sister is from the future, Sumner convinces Lucy and Quinn to help her save the next victim, Emmy, Summer’s best friend.
—Lissete Lanuza Sáenz, StyleCaster, 5 Nov. 2024
The teenager — who was accompanied by her best friend, Cassidey Fralin — could be seen sitting in the back of the car peering out of the window, while Lopez beamed in the front seat with the sunroof open.
—Hannah Sacks, People.com, 4 Nov. 2024
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.
Marc Berman, Forbes, 5 Nov. 2024
Following the tragic death of one of her dogs, one owner saw how devastated her pit bull was to suddenly be without her best friend.
—Thomas G. Moukawsher, Newsweek, 5 Nov. 2024
Knowing her sister is from the future, Sumner convinces Lucy and Quinn to help her save the next victim, Emmy, Summer’s best friend.
—Lissete Lanuza Sáenz, StyleCaster, 5 Nov. 2024
The teenager — who was accompanied by her best friend, Cassidey Fralin — could be seen sitting in the back of the car peering out of the window, while Lopez beamed in the front seat with the sunroof open.
—Hannah Sacks, People.com, 4 Nov. 2024
See all Example Sentences for best friend
Dictionary Entries Near best friend
Cite this Entry
“Best friend.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/best%20friend. Accessed 21 Nov. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share