a tubular ring around the hub of an aircraft propeller through which antifreeze solution is spread over the propeller blades by centrifugal force
noun 1. a device for hurling stones or other missiles that consists, typically, of a short strap with a long string at each end and that is operated by placing the missile in the strap, and, holding the ends of the strings in one hand, whirling the instrument around in a circle and releasing one […]
- Sling ink
- Sling mud at
Insult or discredit someone, as in The paper became famous for slinging mud at movie stars. This term replaced throw mud at, which dates from the second half of the 1700s.
- Sling off
verb (intransitive, adverb) often foll by at 1. (Austral & NZ, informal) to laugh or jeer (at)