Noun

1. The morning star; the planet Venus.
   • 1809, Joel Barlow, The Columbiad, book VI, l. 245

     Here dawn'd the daystar of Hesperia's fame, / Here herald glory first emblazed her name;

   • 1865, Common English Version of the Bible, 2 Peter 1:19

     And we have more sure the prophetic word; to which ye do well that ye take heed, as to a lamp shining in a dark place, until the day dawn, and the daystar arise in your hearts;

2. The Sun.

   I only go outdoors at night, away from the daystar's burning glare.

Usage notes