The act of kissing someone before he/she leaves . Instead of actually saying goodbye, you say it by kissing. Sometimes can be done on your partner before leaving the house to go to work. Sometimes can be done to end a relationship . You end things with your once significant other because you can no longer be with that individual anymore. Things are no longer the same so, you and the other must move forward in life. You don't want to dwell and hurt them anymore, so you say goodbye through a kiss . A goodbye kiss can leave someone in their feelings . A goodbye kiss also gives closure on that relationship , so the two can move on. Sometimes a goodbye kiss can be the last kiss.

A casual invitation / threat used by an individual that is not afraid of fucking someone up.

Noun: Shotgunning your girl with a bong hit before you leave to do something important