What does the word antagonize mean?

Usage examples for antagonize

  1. It is probable, however, that in all the wide world it would have been difficult to find any man less sympathetic to a mind like Isobel's or more likely to antagonize her eager and budding intelligence. – Love Eternal by H. Rider Haggard
  2. " Mr. McKinley," I said, " my position as a railroad president, I am afraid, would antagonize them." – My Memories of Eighty Years by Chauncey M. Depew