Definition of "knuckling" [knuckling]

• Present participle of knuckle. (verb)

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• "And the notion of knuckling under to the dictates of that undersized—"
• "As a consequence of the last-mentioned lesion of the tendons, a new condition presents itself in the articular disposition, constituting the deformity known as the knuckling fetlock."
• "But more difficult than speed for player's to get used to is what's called the knuckling effect."