• v. To be involved, engaged in.

Example Sentences

  • “I don't have time for nonsense; I'm oisek in learning.” (Weiser)

  • "If you’re taking them to a place like a frum bungalow colony where your older children will be able to learn all the time, the younger ones will be in a good environment and you’ll be able to be oisek in avodas Hashem – then why not?" (source)

Languages of Origin

  • Textual Hebrew
  • Yiddish


  • Y עוסק זײַן oysek zayn

    • Who Uses This

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


      • North America


      • Frumspeak: The First Dictionary of Yeshivish, by Chaim Weiser (Northvale, 1995).

      Alternative Spellings

      to be oysek

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