Propel/prəˈpel/ Definition 1 of 2Pro Tip 1/3Physical Movement Used when describing physical objects being moved, especially by external forces. The strong currents propelled the boat away from the shore. Pro Tip 2/3Imparting Energy Talks about energy transferred to something else, giving it momentum or acceleration. He used a paddle to propel the raft down the river. Pro Tip 3/3Directional Context Usually involves movement in a specific direction, implies purposeful action. The player propelled the ball towards the goalpost.