In a rap battle, feeding is when you make your opponent eat their own line - you use it against them, or flip it on them.

To move at a quick pace; to speed or quicken pace.

When a girl grinds her butt on a guys dick while they're dancing close on a dance floor.

Describes an embarrassing loss or display of wetness

The act of giving food or drink to a child.

as in pediatricfeeding.com

Smoking the dank marijuana

It's the end result when a (much) older woman has sex with a younger lad, with tasty results. When the moment of truth comes, it's time for him to Feed Nana!

The phrase is known to have a compound meaning but this is the most widely accepted. It is believed to have originated from Alt-Right podcaster Anthony Cumia just before he was permanently suspended from Twitter in 2018.