This may also refer to girls: Boyfriend Shirt Syndrome (BBS) occurs when you see your girlfriend/boyfriend/significant other wearing one of your shirts or hoodies and you either a) just find it completely adorable or b) find it sexually appealing, which it is more often found in the latter and referred to as "Boyfriend Shirt Syndrome". Though it is typically known with mainly shirts and hoodies, it can refer to any artifact of clothing.
Sandy: What is BBS?

Miranda: BBS? Oh "Boyfriend Shirt Syndrome" could be defined as when you see your girlfriend/boyfriend/significant other wearing one of your shirts or hoodies and you either a) just find it completely adorable or b) find it sexually appealing, which it is more often found in the latter and referred to as "Boyfriend Shirt Syndrome". Though it is typically known with mainly shirts and hoodies, it can refer to any artifact of clothing.

Sandy: OHHH
by Raven Nevermore January 26, 2017
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