thy mother

Ye Olde English term to describe 'Ya Mum' it was regarded as a heavy insult back in the day and was even used in Shakespeare.

AN EXERPT FROM A SHAKESPEAREAN PLAY
A "Thee sir, are a dog."
B "Thy Mother is of my generation, what doth that make thee?"

mother father

Its origin is of no importance only its destiny. It is the clean way of calling someone a motherfucker, cleanly.

You're such a mother father.

Mother-in-the-garden

When a women motorboats a man's ball sack/testicles.

"Wait...I heard helicopter noises coming from your bedroom last night...followed by a sigh of pleasure. Did you mother-in-the-garden Chandler?!?! OMG!"

"I like to mother-in-the-garden as foreplay to tea bagging."

mother in law

A dreadful experience which we all must go through, unfortunately.

Next time, pour holy water on her... she may melt.

mother lake

the lake filled with mothers water

jinsoul was swimming in the mother lake in the singing in the rain music video

mother fucker

My father

My father is a mother fucker, that's how I was born

Mother Shit

The largest piece of fecal matter in a single bowel movement. Can arrive alone, or among a smaller, heralding convoy of toadies, known as Turdies.

I thought I'd finished dumping a load; little did I know the Mother Shit had yet to arrive.