What is Vegetarian ?
Vegetarian is (noun) a person who eats only fruit, vegetables, bread, eggs, etc., but does not eat meat, and usually not fish Our children are all vegetarians. to be a strict vegetarian not to eat any animal products, including eggs and milk (adj) not eating meat a vegetarian dish He is on a vegetarian diet. She asked for the vegetarian menu.
source: Easier English, Student Dictionary Upper Intermediate Level