1) The body opening through which an animal takes in food.
M.E., from O.E. muth "mouth, opening, door, gate;" cf. O.Sax., O.Norse munnr, Dan. mund, Du. mond, Ger. Mund.
Dahân "mouth," variant zafar "mouth;" Mid.Pers. dahân "mouth;" from *dafân the south-west form of Av. zafan, zafar "mouth;" cf. Skt. jambha- "set of teeth, mouth, jaws;" Ger. Kiefer "jaw."