Pointing can have a variety of uses and meanings. People often use gestures during heated or tense arguments , such as at this political demonstration. Gestures are a form of body language or non-verbal communication. Although some gestures , such as the ubiquitous act of pointing , differ little from one place to another, most gestures do not have invariable or universal meanings, having specific connotations only in certain cultures. Different types of gestures are distinguished. The most famous type of gestures are the so-called emblems or quotable gestures see the examples below.
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Joe Biden Appears To Nibble On Wife's Finger During Iowa Campaign Stop? | Video | RealClearPolitics
The human body is an amazing thing. For each one of us, it's the most intimate object we know. And yet most of us don't know enough about it: its features, functions, quirks, and mysteries. Our series The Body explores human anatomy, part by part. Think of it as a mini digital encyclopedia with a dose of wow. When it comes to the fingers on your hand, the thumb definitely does its own thing.
A Cat's Nose Can Find Disease, Disaster, and Death
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In Western culture , " the finger " or the middle finger as in giving someone the middle finger or the bird  or flipping someone off  is an obscene hand gesture. It is performed by showing the back of a hand that has only the middle finger extended upwards, though in some locales, the thumb is extended. Extending the finger is considered a symbol of contempt in several cultures, especially in the Western world. Many cultures use similar gestures to display their disrespect, although others use it to express pointing without intentional disrespect. The gesture is usually used to express contempt but can also be used humorously or playfully.