roller

a grounder that rolls along the infield

a long heavy sea wave as it advances towards the shore

a small wheel without spokes (as on a roller skate)

a cylinder that revolves

a mechanical device consisting of a cylindrical tube around which the hair is wound to curl it; "a woman with her head full of curlers is not a pretty sight"

Old World bird that tumbles or rolls in flight; related to kingfishers

pigeon that executes backward somersaults in flight or on the ground