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Pop Culture dictionary results for best friend.

best friend

American  

[best frend] / ˈbɛst ˈfrɛnd /

noun

• best friends
  plural

1. a person’s closest or most cherished friend.

   Sheila has been my best friend since we were seven.

   Synonyms:

   bosom friend, bosom buddy, bff, bf, bestie

2. something that a person particularly depends on or has a special affection for.

   A purple, stuffed armadillo was my best friend and companion through my whole childhood.

3. something considered or suggested to be particularly useful or valuable.

   When it comes to saving for retirement, compound interest is your new best friend.

   Your local piano tuner could be your best friend when buying a piano.

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Other Word Forms

Noun Inflected Forms

• best friends
  plural

Etymology

Origin of best friend

First recorded before 1000

Example Sentences

See Examples For:

best friend

This is his best friend and probably his crush, and he’d never want to hurt anyone, so why is he still in the room?

From Los Angeles Times ● Aug. 31, 2026

She told a local coordinator she believed the 37th image -- showing the pale, swollen face of a man lying on a pebbled riverbed -- was her childhood best friend.

From Barron's ● Aug. 30, 2026

“I think Melanie and myself, we can be very satisfied about what we did with them. She’s not my wife anymore, but she’s my best friend, and that is important for me.”

From The Wall Street Journal ● Aug. 24, 2026

The new series adaptation of the best-selling books stars newcomer Dominic McLaughlin as the boy wizard, Alastair Stout as his best friend Ron Weasley and Arabella Stanton as the young witch Hermione Granger.

From BBC ● Aug. 24, 2026

I guess he was still my best friend, even if he didn’t understand about exploring and Wonders and such.

From "The Seven Wonders of Sassafras Springs" by Betty G. Birney