Score some booty.

Phrase meaning that a deceased cannot rest in peace until society changes due to the circumstances of a death.

Used as if to get some sex, or get some action.

Getting a confirmed kill in a fire fight, war.

to receive something well, whether it be sex, money, victory, or something else

a phrase meaning simply do what you got to do when you got to do it, usually it is associated with sex. "Getting some" could apply to anything that requires great effort in the form of physical or mental strain. When used properly it is the ultimate motivation and really a way of saying be yourself and give it your best. May be a trigger word to go rey rey.

Refering to

a) sex "get some pussy"

b) fighting "get some of my fist"