Hey mahn that's why i'm not there for!

(Hey mahn that's why i'm not there for) this means as a insult and a mean thing to say for your family or friends! you could also use this word to be mad or pissed about something or being depressed! This is also a word for being mean to someone if their sad so you could keep them uncomfortable.

(Hey mahn that's why i'm here for) this means as a greeting and a nice thing to say for your family or friends! you could also use this word to be exited about something or being hyped! This is also a word for being nice to someone if their sad so you could keep them comfortable.