I. ˈpər noun
Etymology: imitative
Date: 1601
: a low vibratory murmur typical of an apparently contented or pleased cat
II. intransitive verb
Date: 1620
1. : to make a purr or a sound like a purr
cars purr ing along the highway
2.
a. : to speak in a manner that resembles a purr
b. : to speak in a malicious catty manner
• purr·ing·ly -iŋ-lē adverb