What does the word propel mean?

Usage examples for propel

  1. A force of from eighty- five to ninety horse- power is developed to propel the boat. – By Water to the Columbian Exposition by Johanna S. Wisthaler
  2. But if it were possible that it might be needed for use over water, then it might be so constructed that in the event of falling on the water it could still keep afloat and propel itself. – Our National Defense: The Patriotism of Peace by George Hebard Maxwell
  3. He was spiritless, sore, weak; he ached in every bone and muscle, and it required all his determination to propel himself up the hill. – Rainbow's End by Rex Beach