When a girl/guy blows there partners cock really hard, and then he cums on her lips, therefore providing a good and healthy snack, and a lip moisturizer.
Yeah dude...I gave her sum nasty cum lips last night.
by Virgin Of Luck June 26, 2006
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A girl with beautiful, thick luscious lips expertly designed by God himself that are meant to serve only one purpose: slurping cum out of a nice hard cock.
Brad: Hey bro check out that girl!
Mark: Yeah that’s Angela bro, she just moved her from Jersey.
Brad: Wow she has some nice cum slurping lips!
by Thachosenoneee November 8, 2019
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it a derogatory to example what an ass or bitch your being like a guy who miss the chick's mouth when he was cuming and let her past out with the cum still on her upper lip.
Art: You were such a damn upper lip cum stain, for not waiting for me

Joni: Sorry, I tired to text you but your phone is being an upper lip cum stain again
by Art Valentine November 2, 2012
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