Unduk
A New Zealand slang term for underwear/underpants, predominantly used by Māori adolescents or young adults.
Non-Māori teenager: Hey what happened to you yesterday at school? Why did you leave early?
Māori teenager: Bro! I shat my unduks, it was a disaster!
Māori teenager: Bro! I shat my unduks, it was a disaster!