A phrase popularised in Melbourne, Australia meaning to swear on something, or make a promise.
Most often used when trying to convince one of the boys about some crazy story they probably wouldn’t believe.
Most often used when trying to convince one of the boys about some crazy story they probably wouldn’t believe.
Example:
“Bro we were up all night going hard and this guy jumps off the balcony and laughs, mums soul”
*Watches horror movie*
“Nah mums soul I would’ve ran straight away”
“Bro we were up all night going hard and this guy jumps off the balcony and laughs, mums soul”
*Watches horror movie*
“Nah mums soul I would’ve ran straight away”
by C.blackers July 27, 2023
Get the Mums soulmug. by Cookies12321 June 7, 2020
Get the Ur mummug. by Pickle and Unicorn June 4, 2016
Get the Wombas Mummug. The Mum effect is when you get a girl/guy's mother to have a crush on you before the girl/guy themself.
by badgerbumder7 April 10, 2017
Get the mum effectmug. by ya mum rules! November 6, 2003
Get the ya mummug. 
