get brain v. to receive fellatio. (source: Double-Tongued Dictionary)
Further reading
In the 15th century, the word respair meant “to have hope again.” Although this word fell out of use, it’s among dozens collected in a new book of soothing vocabulary for troubled times. Plus, baseball slang: If a batter...
Asthenosphere, a geologist’s term for the molten layer beneath the earth’s crust, sparks a journey that stretches all the way from ancient Greece to the author of Uncle Tom’s Cabin. Plus: What the heck is a dogberg? It’s when...
Also “skull”
Yes, but “get skull” is too well-known to bother with here.
Homeboy gonna get him some skull tonight?
Also gobbie/gobby.
he gonna git some brain, in otha words homie gonna git sum head haha