What is Byeee!?
1.
Used to refer to a person with an abnormally long face.
Expressed by firmly placing left/right hand on left/right cheek and enunciating the phrase; "Byeeee!"
"wow, that girl doesn't look that bad..."
(girl turns around)
"Wow, boy was I wrong. She's a real,(places hand on cheek firmly), byeee!"
See