What Is a Casino?

A casino is a gambling establishment, where customers play games of chance (with some skill) for money. Most of these games have mathematically determined odds, giving the house a uniform advantage over the players, which is called the house edge. Casinos earn billions of dollars each year from their customers. These profits are distributed to the owners, investors, and in some cases local and state governments.

Many casinos try to lure gamblers with stimulating atmospheres and perks designed to keep them gambling as long as possible. They also invest millions to determine what colors, sounds, and scents are most appealing to gamblers. The casino at the MGM Grand in Las Vegas, for example, has an entire section devoted to sports betting.

While most casino patrons are honest, some may be tempted to cheat or steal from the casino. Therefore, casino managers use a variety of security measures to deter these activities. These include the use of video cameras throughout the facility; chip tracking, where each bet is monitored electronically to verify that the amount wagered is correct; and electronic monitoring of roulette wheels to discover any statistical deviations.

While some casinos are located in cities, the majority are situated on American Indian reservations and are not subject to state antigambling laws. These casinos have flourished since the 1980s, when New Jersey allowed them and Native American tribes began converting bingo halls into full-fledged casinos. The casinos offer a variety of games, including standard poker, blackjack, and roulette. They also feature traditional Far Eastern games such as sic bo, fan-tan, and pai gow.