A sexual euphemism for the phrase "eat out." When a man/woman is saying they are going to eat a girl out, you can simply replace that phrase with "pussy powder."
A phrase to be used is "get some pussy powder" or "get pussy powder."
Man 1: Hey did you get to third base with Sue last night?
Man 2: Yeah! I got some pussy powder!
Man 1: Did you and Sue have sex yet, dude?
Man 2: No, I haven't even gotten pussy powder yet!