A narrow notch, groove or opening, such as one in a machine that accepts coins, a slot for a letter or postcard in a mailbox, or the hole in the wing of an airplane. In aviation, any of various openings in a plane’s airfoil to permit control or high-lift devices, such as flaps or ailerons.

In the old days, a single pay line ran straight across each reel in a slot machine. Now, video slots have up to fifty or more paylines that run in V’s, upside down V’s, zigs and zags, and other configurations. They may also feature second screen bonus events such as pick-a-prize interactions or mystery bonuses.

Whenever a query’s capacity demands change, BigQuery automatically re-evaluates each job’s allocated slots. It then recommends the maximum reservation size that is capable of elevating job performance by at least 5%.

While it’s a good idea to choose machines that show a recent win (and it’s a smart slots strategy), there isn’t much truth in the belief that a particular machine is “due” to hit. In fact, it would take the same split-second timing to win on a hot machine as it would to win on an unlucky one. That’s why casinos program machines to be equally cold.