What does the word harass mean?

Usage examples for harass

  1. I know not why the rush of waters is so delightful to the ear; all other monotonous sounds are wearying, and harass the spirits, but I never met any one who did not love to listen to a waterfall. – Domestic Manners of the Americans by Fanny Trollope
  2. The check, however, was so effective that the duke made no further attempt to harass the retreat of the Highlanders. – Bonnie Prince Charlie A Tale of Fontenoy and Culloden by G. A. Henty