A casino is a building or room where various games of chance are played, with the primary activity being gambling. Its name is derived from the Latin word cazino, which means “to try.” Although casinos are often associated with gambling, they also offer other entertainment activities such as restaurants and stage shows. The modern casino has evolved into a complex business that incorporates many types of entertainment and recreational activities.

The casino industry is regulated in most countries and the games offered are governed by a specific set of rules. In addition, casinos are expected to spend a significant amount of money on security and surveillance to ensure the safety of their patrons as well as the integrity of the games. These rules and regulations are in place to deter cheating and other illicit activities that could hurt the reputation of a casino.

While most casino games are based on luck, some may involve skill or strategy. This is particularly true of card games such as poker, where the player’s knowledge and experience can make a difference in his or her winnings. Casinos also feature other table games such as baccarat, roulette and craps, as well as electronic machines such as slot machines.

While the earliest casinos were run by legitimate businessmen, during the 1950s and ’60s organized crime figures became involved in many of them. Mafia members supplied the capital to expand and renovate casinos, and in some cases took sole or partial ownership of them. The mob’s presence tarnished the image of gambling and contributed to its seamy reputation, even though most people who gamble do so legally.