Guy: "Dude, John is really depressed."
Guy 2: "He seems fine."
guy: "Not at all man. I heard he's been fat chicking it for 3 weeks straight."
Guy 2: "Holy shit."
To indulge in activities typically seen as being female past times, such as staying in and watching "chick flicks". Can be used by males and females to describe behaviour seen as effeminate.