1.Definition: a person conceived as a consumer of food
"He has four mouths to feed"
4.Definition: an opening that resembles a mouth (as of a cave or a gorge)
"He rode into the mouth of the canyon", "They built a fire at the mouth of the cave"
5.Definition: the externally visible part of the oral cavity on the face and the system of organs surrounding the opening
"She wiped lipstick from her mouth"
6.Definition: the opening of a jar or bottle
"The jar had a wide mouth"
7.Definition: the opening through which food is taken in and vocalizations emerge
"He stuffed his mouth with candy"
8.Definition: the point where a stream issues into a larger body of water
"New York is at the mouth of the Hudson"