An altered state experienced by participants and/or fans of a sporting event which render them incapable or rational thought. It can occur before, during, and after the event. Face painting and conspiracy theories are all examples of people experiencing competition psychosis.
Dude 1: Can't believe how those refs were cheating my boys.
Theory that states in cases where a woman has small breasts, this is compensated for by her having a nice ass. This theory does not necessarily work in reverse.
Men's underwear that is usually longer than most and has a very skin tight fit. Mostly popular in sports, but also for guys who don't want their balls to flop around all day. Most say they are more comfortable than boxers since they don't ride up your leg and keep your dick in place. Most teenage boys feel the need to walk around with them in the locker room to show off their bulge .
Person 1: What kind of underwear is that?
Person 2: They're compression shorts, get some.
Person 1: Why are they better than boxers?
Person 2: They keep your balls in place and don't ride up your leg