It is a typical slang word meaning man. It could be used as a derogatory form of naming a person.
But, in some situations, it could be interpreted as a very masculine man, one that a woman is attracted to.
Negative: "ese lo que es es un macharran" - "that guy is just an asshole"
Positive (from woman to a man she likes): "lo que necesito es un macharran como ese que me caliente por las noches" - "what i need is a man like that to keep me warm at night"
an amazing chica that always has a smile on! she's ready to help a friend in need and she loves to see people happy!!!! Loves all sports! espeically Softball and VolleyBall!!
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.