Procure por qualquer palavra, como cunt:
 
1.
When you slap someone at the back of their neck it is called a neckback.

slap
LOL, you just got one duty neckback!
por LiverThanThem 17 de Julho de 2008
 
2.
a person with a fat sack back pack on their neck piece resulting in a neckback
upper back fat
you'll know when u seee one
por Plidat 13 de Novembro de 2003