1. Either of two fleshy folds of tissue that surround the mouth and play a role in speaking
   "She applied red lipstick to her lips"
    
2. [informal] An impudent or insolent rejoinder
   "don't give me any of your lip";
   - sass [N. Amer, informal], sassing [N. Amer, informal], backtalk [N. Amer, informal], back talk [N. Amer, informal], mouth, backchat [Brit, informal]
    
3. The top edge of a vessel or other container
   "She ran her finger along the lip of the vase";
   - brim, rim
    
4. Either the outer margin or the inner margin of the aperture of a gastropod's shell
   "The conch shell had a flared lip"
    
5. (botany) either of the two parts of a bilabiate corolla or calyx
   "The lower lip of the snapdragon flower was spotted"

1. Touch or caress with the lips
   "She lipped the envelope before sealing it"

Derived forms: lipped, lipping, lips

Type of: articulator, border, comeback, counter, edge, external body part, margin, perimeter, plant part, plant structure, rejoinder, retort, return, riposte

Part of: mouth, vessel

Encyclopedia: Lip, A Feminist Arts Journal