Geddit

To make it happen.

To go on and get it.

To get it good.

Often followed with fire emojis (🔥🔥🔥) when usually used as a one word comment of support for what someone else is doing.

"Geddit, Gurl (Boi)!"

"Geddit!!!!!! 🔥🔥🔥"
Look at him/her geddit, they're on fire!