1 definition by Token Ese
The day before your birthday, in which it is perfectly acceptable to go out with your friends, get completely hammered, and act like a fool in celebration. This day is in conjunction with Booty Day, which is the day after your birthday.
Matthew got wasted on his Titties Day, after drinking three pitchers of beer, and loudly proclaimed that the best titties around were "ALL OF THEM!"
by Token Ese May 15, 2013