Noun: slingshot 'sling,shót
- A plaything consisting of a Y-shaped stick with elastic between the arms; used to propel small stones
"The boys used their slingshots to launch pebbles at tin cans";
- sling, catapult
- A manoeuvre in which a spacecraft uses the gravitational pull of a planet to increase speed and alter trajectory
"The probe performed a slingshot around Jupiter to gain velocity"
Derived forms: slingshots
Encyclopedia: Slingshot