Definition of monopoly (noun)
- (economics) a market in which there are many buyers but only one seller
- "a monopoly on silver"; "when you have a monopoly you can ask any price you like"
- exclusive control or possession of something
- "They have no monopoly on intelligence"
- a board game in which players try to gain a monopoly on real estate as pieces advance around the board according to the throw of a die
Source: Princeton University Wordnet