A mum who wants to be cool and is a good mum. Will also kill bullys at pickup
"my nder mu is is a good nder mu" is a threat
Indonesian contraction word for "sender," reffering to what in English called op, "original poster."
Used as a second person pronoun for op.
Nah begitu nder, jangan putus asa! (Correct op, don't give up!)