Dick Mouth can be used to define the moment a basketball player dunks on another player in a matter in which both his legs are open and the dunking players.
When a female gives one male oral sex then right after shes done goes and kisses/makes out with another man. So basically it's kinda like the first guy's dick is.
Come on, you know you've tried it. If you have a penis, a mouth, 15 spare minutes , and even an iota of curiosity, you've tried to see just how.