Better known as fall season, and more particularly the month of October, when girls must decide how slutty they will look on Halloween.
Guy sees girl picking out Halloween "outfit."
Guy:"Damn, it's slut season already?"
Girl: "I heard that asshole!"
Guy: "IDGAF"
Guy:"Damn, it's slut season already?"
Girl: "I heard that asshole!"
Guy: "IDGAF"
by andthesingoesto January 29, 2012
girls that sleep with whoever is "in season", for example - girls who date around or sleep with whoever is on a sports team that is in season. just for attention.
by pinkcherriepie April 30, 2007