look up any word, like ratchet:
Felacio; blow job; head; oral sex; knowledge(good grades)
"That bitch gave me Good Grades!"

"Damn, I'm trying to get some Good Grades tonight!"
by JP Baby April 22, 2006
You definitely don't have them if you're looking up the meaning.
What are good grades? Are they edible?
by aramiya March 24, 2014