Ōs'tent or Ōs-tēnt', n.

noun

n. [Lat. ostentus, ostentum, from ostendere, to show; It. & Sp. ostento.]

  1. Appearance; air; manner; mien. Shak.
  2. Show; manifestation; token.

We asked of God that some ostent might clear Our cloudy business, who gave us sign. Chapman. 3. A portent; any thing ominous. Dryden.