Mother Ginger 

When in an area accompanied by small children and feeling a profound need to scream obscene words, use "Mother Ginger".

"Argh! Mother Ginger! That was my toe!"

Mother Ginger by Sammage October 18, 2004

Motherfinger 

It's a nicer way of saying motherfucker that u can see around ur parents.

Urgh, your such a motherfinger!

Motherfinger by ImIrrelevant June 7, 2019