Definition that contains forward motion
- on with a forward motion
- along with a forward motion
- backspin spin (usually of a moving ball) that retards or reverses the forward motion
- slide action action mechanism in a modern rifle or shotgun; a back and forward motion of a sliding lever ejects the empty shell case and cocks the firearm and loads a new round
- pump action action mechanism in a modern rifle or shotgun; a back and forward motion of a sliding lever ejects the empty shell case and cocks the firearm and loads a new round