Definition of "purring" [purring]

• Present participle of purr. (verb)
• A sound that purrs. (noun)

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• "I won't know it until a few hours from now when I look it up on the internet, but the vocalizations they make as they peck in the grass is actually called purring, and it's turkey for, “This is good grub.”"
• "I bet that he knew it was time, and that his purring was his was of thanking you for being there for him till the very end and a way of calming you down."
• "It was a kind of purring of the extremely large pussycat variety."