A penis of epic proportions. Not something a female could take everyday. Typically reserved for special occasions. An example being vacation

A dick that you wouldn't want to necessarily marry, but it's a special treat maybe once every six months as opposed to a boyfriend dick.

A dick so large it can only be had on certain occasions like vacation. Usually over 9 inches in length.

The monster 12"+ dick

A really small penis

A giant dick that can only be handled on special occasions (I.e. Vacation).

The opposite of a boyfriend dick ( rather large ) that you can't have on a daily basis