What is nonverbal communication

Nonverbal communication is a way to communicate without speaking. Examples of nonverbal communication are: facial expressions, sign language, hand movements/body language.

Intentional or unintentional transmission of meaning through non-spoken physical and behavioral cues

A type of nonverbal communication or body language is facial expressions. The human face is extremely expressive and can convey emotions without saying a word. Facial expressions are universal, unlike some other examples of nonverbal communications.