A slot is a narrow, continuous opening in the rails of a cable street-railroad through which a grip on the car passes to connect with the traveling cable. It also refers to a narrow opening in a door, box, gate, lid, window, or the like. Also, an implement for barring, bolting, or locking. (obsolete, Scotland, Northern England) To bolt or bar; to secure by a slot.
In electromechanical slot machines, the “tilt” (also known as a tilt switch) was a mechanism that would make or break a circuit and trigger an alarm when tampered with. Since most modern machine malfunctions are due to technical issues rather than human tampering, this function is no longer necessary. However, some slot machines still include a tilt switch in case of a power outage or other emergency that might cause the machine to stop paying out.
Some slot games have a lot of smaller payouts, these are said to be lower variance and are great for getting a lot of play for your bankroll without going broke too fast. On the other hand, some slots focus on the bigger payouts with feature bonus rounds offering multipliers and free spins, these are higher variance.
Although penny slots are less common these days, it’s not uncommon to find them at online casinos and land based casinos. Penny slots have their own RTP percentages, volatility levels and maximum win values but the main difference between them and regular casino games is that you can use fewer coins per pay-line.