- 1 a band of cloth that is tied around a person's neck and used to support a broken or injured arm He had his arm in a sling.
- 2a device consisting of a band, ropes, etc. for holding and lifting heavy objects The engine was lifted in a sling of steel rope.
- 3a device like a bag for carrying a baby on your back or in front of you
- 4 (in the past) a simple weapon made from a band of leather, etc., used for throwing stones synonym slingshot