When two consenting adults agree to the terms of the dick and dash contract in which both parties have consensual sex for the time being until the next sexual partner comes along and demonstrates exceptional companionship.
Dick and dash is a relationship that is only for sex and kinky shit, then you dumped them right after. The term could also be used if you had a one night stand and leave the person's house right before they wake up.
Noun: The process of being in a relationship just for sex then dumping their ass in a short amount of time. (Time varies from 24 hours to only a week) Also referred to short relationships that are unnecessary since it was only for the dick.