MACHO definition: 1. behaving forcefully or showing no emotion in a way traditionally thought to be typical of a man…. Learn more.
MACHO definition: having or characterized by qualities considered manly, especially when manifested in an assertive, self-conscious, or dominating way. See examples of macho used in a sentence.
macho / ˈ mɑːtʃoʊ/ Brit / ˈ mætʃəʊ/ adjective Britannica Dictionary definition of MACHO [more macho; most macho] often disapproving : having or showing qualities (such as very noticeable strength and aggression) that agree with traditional ideas about what men are like : manly or masculine in a very noticeable or exaggerated way
A man who's aggressively masculine can be described as macho. A boxer might try to intimidate his opponent by walking into the ring with a macho swagger.