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BFF

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noun \ˌbē-ˌef-ˈef\

Definition of BFF

plural

BFFs

informal

  1. :  a very close friend A BFF doesn't gossip about or lie to you. She doesn't share your secrets on her MySpace page. — Girls' Life

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Learn More about bff

  1. Britannica English: Translation of BFF for Arabic speakers

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