What does the word promise mean?

Usage examples for promise

  1. I will promise every time you ask me." – Nan of Music Mountain by Frank H. Spearman
  2. Sir, you did promise you would hear me out. – A King, and No King by Francis Beaumont and John Fletcher
  3. " That I will promise thee," she said. – The Golden Silence by C. N. Williamson and A. M. Williamson