For some people yes. There are national and international teams that play for money.
Ultimate Frisbee is the correct way to spell it.
Frisbee golf
Ultimate Frisbee is most popular in New Zealand and the United States.
No, you do not have to win by two in Ultimate Frisbee, just first to 13 or whatever you are playing to.
No, "ultimate Frisbee" is not a proper noun. The term "ultimate" refers to the sport itself, while "Frisbee" is a trademarked name for a specific brand of flying disc. When referring to the sport generically, it is often written as "ultimate" or "ultimate disc." However, when "Frisbee" is used in a brand-specific context, it functions as a proper noun.
I wouldn't say 'national championship' but the professional sport of frisbee is 'ultimate frisbee'.
Ovbiously
I have not played light up ultimate frisbee before.
Ultimate Frisbee is the 'football-esque' version of frisbee, but there is also disk golf.
The handler in Ultimate Frisbee is responsible for throwing the frisbee to another player, called the cutter. The handler is an offensive position much like a quarterback in football.
Ultimate Frisbee Ultimate Fighting Championships
No, no physical contact is allowed in Ultimate Frisbee. That would be considered a foul and the play would reset.