kinesicsPronunciation: /kɪˈniːsɪks, kʌɪ-/Definition of kinesics noun [usually treated as singular] the study of the way in which certain body movements and gestures serve as a form of non-verbal communication. [usually treated as plural] body movements and gestures regarded as a form of non-verbal communication. Origin: 1950s: from Greek kinēsis 'motion' (from kinein 'to move') + -icskinesics in other Oxford dictionaries Definition of kinesics in the US English dictionary