When the janitor is cleaning and he comes across shreds of shitty toilet paper in his dust pan.

The infectious disease that spreads like wildfire through a bar of bros around 2am or at the end of a big sporting event. Symptoms include, but are not limited to, bro hugs, 'merica chants, chugging contests, and gingham shirts.

The act of blowing cocaine in someone's face after performing a Dirty Sanchez.

Slightly more than a plethera; or an over abundance

Basically the infinity gauntlet, you snap and people turn to dust

OP, just no stopping the brick eating machine. tears down cities in moments the end is near