Slug Lips

When your inner vaginal fold swell to resemble that of a slug after a yeast infection (thrush).

I think I have thrush, I've got slug lips again.

taki lips

a condition where the top and bottom of your lips are on fire because you ate too much takis

That guy got taki lips, my guy

Tuck in your lip

It means to silence or shut up-

Oi Tuck in your lip i have had enough of your crap

Lip suck

Wouldn't you want to know you little lip suck

You're a lip suck

Beaver Lip

When your mouth is so dry (usually from partaking in the devil's lettuce, etc.) that your top lip sticks to the top of your teeth/gums giving the mouth a rodent appearance.

Or 'Fire Marshall Bill' from In Living Color....

"OMG You got cottonmouth so bad! You got Beaver Lip!!"

blueberry lip drip

when u eat out a girl that got a blue waffle pussy

i got mad blueberry lip drip from tht bih over der blood

Bottom lips

Slang for a female’s vagina or pussy

Those yoga pants really showcase her bottom lips.