to be a man about something,
being a Man in extreme
circumstances.
"Man it out" is used to persuade or make someone
do something when they don't really want to do, whether it is possible or not, or a simple or difficult task.
Ryan: "I left my phone
in the car, but its
across the street, and not only is it below freezing and i just have a t-shirt on, but it is hailing, and there are gale-force winds, and its raining.
Steve: "dude just go get it, just man it out
skater 1: "no way! im not
going off this ramp, look at how huge it is"
skater 2:"dude, just man it out"