anus a·nus (ā'nəs)
n. pl. a·nus·es
The opening at the lower end of the alimentary canal through which solid waste is eliminated from the body. Also called anal orifice, fundament.
|anus (ā'nəs) Pronunciation Key
The opening at the lower end of the digestive tract through which solid waste is excreted.
The opening through which feces pass out of the body.