When you suck a guys dick your lips are to be dick lips.
Now that I have dick lips he won't let me kiss him.
When somebody sucks dick and gets exposed for doing it, and catches this nickname.
Amanda: Have heard Jessica!!!
Jessica: About what!!!
Amanda: Kiley sucked Alijah’s dick!
Jessica: Ewww!!
*Kiley Walks By*
Amanda: Here comes Dick Lips.