hey, did you see that kid with the skinny white jeans sagging down to his ass?  yeah, that kid is such a bieberbag
when a young person is dressed in such a fashion where it is toyally uncomplementary to that person
"hey, did you see that kid with the skinny white jeans sagging down to his ass?  yeah, that kid is such a bieberbag" What is the definition of "bieberbag"?