A day that starts off great, but then just crumbles and becomes a total mess.

A family that is cheap enough to buy Six Flags season passes on sale instead of buying, for example, Hershey Park passes.

six flags in the bedroom is when a man has many techniques during sex and will always pleasure anyone in the bed with him, if you meat a guy like this he will confuse you at first but really hit it off and you will probably want to stay with this man just because of his sex.

To masturbate or "jack off"

Derived from The Seinfeld episode "The Bet," when Georges mother accuses him of treating his body as if it were an amusment park.

Any overlarge multi building mega church compound. Usually they will be adding another building (or ride) at any given time.

As an employee pretty much it means go f*ck yourself.

A day at a Six Flags location where the employees continuously tell you to "Have a Six Flags Day" when you wait in line or get on a ride,its meaning is unknown