What is a Slot?

A slot is a place for something to fit. It is used to hold items like coins and cards. It can also be a place for a game to play.

Although modern slot machines look similar to their mechanical counterparts, they work on a completely different principle. The results of each spin are determined by a computer rather than by the movement of the reels.


There are a number of different symbols in slot games. Many of these are standard reel symbols that offer a payout when they appear on a payline during a spin. These standard symbols are designed to fit the theme of a slot game and are usually represented by high-valued fruit images or card suits (ten, king, queen, jack, and ace).

Other symbols are special icons that can trigger bonus rounds, increase the value of winning combinations, or unlock other features in the game. Some of these special symbols are scatters, multipliers, and wilds. Scatter symbols are special because they don’t need to be lined up in a specific way on a bet line to trigger a win.

Another type of slot symbol is a stacked symbol, which appears in groups on the reels and can boost the odds of hitting a winning combination by occupying more space. These types of symbols are common in modern online slots.


Paylines are set patterns that run across a slot’s reels and can host winning combinations of matching symbols. These can be either fixed or adjustable, depending on the slot game you’re playing. The more paylines you choose to activate, the higher your chances of winning, but be aware that it will also increase the overall cost of your wager per spin.

A slot’s paylines can be horizontal, vertical, diagonal, or zigzag. They may also pay out for two identical symbols in a row or three identical ones in a line. Regardless of their shape, however, they should all be lined up to form a winning combination.

A slot’s paytable can be found in the corner of its game window and shows the payouts for each symbol. It can also include information about special symbols, like wilds and scatters, as well as any bonus features that the slot offers.

Bonus rounds

Whether you play online slots or visit your local casino to put coins in the machine, bonus rounds are a regular feature. Usually, these rounds give avid slot fans the opportunity to go through a predetermined number of free spins or accumulate winnings without using their own money. In addition, these rounds are sometimes retriggerable by lining up scatter symbols.

Some developers have gone one step further and introduced arcade-style bonus games. For example, the Jimi Hendrix slot features a pick and click special feature that asks players to click on loudspeakers in order to reveal different types of symbols. Those who successfully pick three of the same kind receive one of four prizes – Crosstown Traffic Free Spins, Purple Haze Free Spins, Little Wing Free Spins or additional coin credits.

Regardless of the type of bonus game you choose, gambling enthusiasts should always inspect the paytable to learn how to trigger it and what boons they might receive if they win. This will help them determine which slot minigame is suitable for their gaming style.


The RTP in slot games is a statistic that can help you choose the best slots to play, but it is not a magic number. Other factors like bonus frequency and volatility also affect your experience. For example, a progressive jackpot game may have a low RTP, but it will probably offer a chance to win life-changing sums of money.

Halloween Fortune from Playtech offers a 5-reel, 20-payline grid with spooky graphics and medium volatility. Its bonus round allows players to select windows, revealing hidden robbers that award free spins and multipliers. Another great choice is Book of 99 from Big Time Gaming, which features a 6-reel 117,649-ways-to-win game grid with stacked wilds and a hero who collects symbols to trigger a win-boosting bonus feature.