- a severe swinging blow from the side.
- a rattlesnake, Crotalus cerastes, of southwestern U.S. and northern Mexico, that has a hornlike projection over each eye and that moves in loose sand by raising loops on the body and displacing them sideways.
- any Old World snake that moves by sidewinding, as various species of Bitis and Cerastes.
- an air-to-air, supersonic weapon that intercepts and destroys enemy aircraft using an infrared homing-guidance system.
- a North American rattlesnake, Crotalus cerastes, that moves forwards by a sideways looping motion
- a heavy swinging blow from the side
- a US air-to-air missile using infrared homing aids in seeking its target
