• n., adj. Short for "frum from birth." Refers to someone who grew up in a religious home, the opposite of a BT (ba'al teshuvah) who became religious as an adult.

Example Sentences

  • "In my modern Orthodox community we can't tell the FFBs from the BTs from the gerim." (source)

  • "Went to a frum wedding, dressed appropriately, sat at a table where an older FFB woman was seated across from me." (source)

    Listen to recordings of this sentence: ( Recording 1)

Languages of Origin

  • Yiddish
  • English

Who Uses This

  • Orthodox: Jews who identify as Orthodox and observe halacha (Jewish law)


  • North America
  • South Africa
  • Australia / New Zealand


  • None


  • can be used as an adjective or noun

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