PUR

noun

1. The vibrating sound made by a cat in its throat when contented.
2. A throaty, seductive sound of pleasure made by a person.
3. The low consistent rumble made by an engine at slow speed

verb

1. Of a cat, to make a vibrating sound in its throat when contented.
2. To say (something) in a throaty, seductive manner.
3. To make a vibrating throaty sound, as from pleasure.