What is Nug-nug?
1.
tagalog (philippines) slang for the derogatory term, "nigger".
turn off that nug-nug music!
why are you with that nug-nug?
get away from me, nug-nug!
See
2.
1. The old push-pull. "Hiding the sausage." In-and-out (nudge-nudge, wink-wink...)
2. The act of nursing (on a mammary gland).
If I'm really good, my pregnant wife will give me some nug-nug.