Gesture is a term that refers to a physical movement or signal made to communicate a specific meaning or emotion. Some synonyms for the word gesture are action, movement, signal, sign, and indication. Other related words include signalization, demonstration, manifestation, and expression. Gestures can be classified as positive or negative depending on their context. Positive gestures include high fives, thumbs up, and nodding, while negative gestures include shaking one's head in disapproval, crossing one's arms, and pointing a finger to express anger or frustration. Gestures are a vital aspect of human communication, and they enable us to convey emotions and meanings in a non-verbal way.