Mursty is an adjective often used to describe mondays and the acts that occur that night. It bears a striking resembelance to the word 'Thirsty' and it's use to describe Thursday nights.
Student 1: Seeing as I do not have any classes on Tuesday I believe it would be quite fitting to start celebrating Mursty Mondays.
Student 2: Hmm, yes, that sounds quite splendid.
Student 3: I'm going to get trashed.