A nuggie is properly defined as "a noogie delivered by some simpleton who just kind of spells things his own way, regardless of what the rest of the world thinks." The only appropriate response is a proper noogie, an atomic wedgie, and an Indian rope burn that actually draws blood.
Dullard: "HAR! I just gave that band nerd a nuggie!"
Non-Dullard: "A what?"
Dullard: "A nuggie! You know, it's like an autonomous wedgie or an engine rope burn!"
This discussion is followed by a scene of unholy rage so violent that decorum prohibits describing it here.