2. A person or peoples who participate in gratuitous and abnormally disgusting acts of pre-coital affection in the presence of other people.
2. Did you see those cupcakers at the restaurant? I actually threw up in my mouth. I wanted to spit it on them, but I just swallowed it.
2. A habitual violator of guy code and chicks before dicks.
3. Someone who continually updates their facebook/gmail status with how in love they are and how perfect their life is. (You are only lying to yourself)
2. Although Kara is a guest at my house, she feels it necessary to make out on the couch in the living room when I want to watch TV. What a cupcaker.
3. You know, for everyone who acts like a cupcaker on facebook we really don't care. You are like the person who talks on his cell phone on the bus/train; everyone may be keeping a straight face, but inside we hate you.