The act of being overly nice and polite to the parents of friends/acquaintances, especially mothers, when you are in fact brash and filthy around your peers.

See also: dad spooner, granny grinder
We needed to leave but Kevin was busy being a mum bummer and we got there ten minutes late.

I'm wasn't mum bumming, she was just asking me all these questions.
di barkbat 22 ottobre 2009

Email Gratuita Quotidiana

Inserisci il tuo indirizzo e-mail per ricevere la Parola Urbana del Giorno gratuitamente ogni mattina!

Le mail sono inviate da daily@urbandictionary.com. Non ti invieremo mai alcun messaggio di spam.

×