Define Nyeheheh Meaning

Nyeheheh
An interjection made popular by a magic skeleton named Papyrus in the game Undertale, made by Toby Fox

By Beth
Nyehehehe
A particular laugh made by Papyrus in the game Undertale.

Also, an 'evil' type cackle.

Sans: I bought more spaghetti
Papyrus: NYEHEHEHE YES
By Candide