"The Snap" is slang for breaking the balls in a game of pocket billiards (or pool).

The moment when one who wields all stones in the infinity gauntlet snaps their fingers for a huge cause, most famous for thanos in infinity war

The snapping of fingers 3 times in an extraordinarily sassy manner. Not often pulled off by white guy in mis-coloured baseball hats.

When someone is rapping and just starts spitting straight fire out of nowhere.

afirmative expression of approval
conveyed understanding

Opposite of flopped; when someone comes thru.

When someone fulfills their potential and begins to perform dramatically better in a given sport or activity. Basically the idea of someone just rising above and outperforming all others in triumph.