A saying used to reject somebody more than a typical rejection.
Ademottomotto: Hey Miguelitto! Do you want to play with my yoyo?
Miguelitto: NOPE SANDWICH YOU CRAZY PHYCO!!
Yes, mummy and daddy bought it for me
Did mummy and daddy pay for that?
Nope, monthly pay
same as no
Sorry but NOPE! I am not going to boarding school.