to squeal, squiggle, giggle, enjoy, scream at your obsession. normally refers to celebrities but can also be used at books, anime characters etc. used alot in kpop.
person 1: omg yuri from snsd! *fan scream*
person 2: yeah alright calm down..
person 3: *fap fap fap*
person 2: yeah alright calm down..
person 3: *fap fap fap*
by unhappypanda September 6, 2011
Get the fan screammug.