Ĭ-mām', or Ĭ'mām, or Ĭ-mā'um',, n.

noun

Ĭ-mām', Ĭ'mām, Ĭ-mā'um', n. [Ar. imâm, from amma, to walk before, to preside.]

A minister or priest who performs the regular service of the mosque among the Mohammedans.
A Mohammedan prince who unites in his person supreme spiritual and temporal power; as, the imâm of Muscat.