Mothercats 

a mother cat giving birth.

or to replace the meaning of a bad word.

those mothercats over there are giving birth!

that mothercats is really mean.

Mothercats by taylorgrindy January 4, 2011

motherfather 

It's how you say "motherfucker" when there's virgin ears around.

I can't wait to get my hands on that motherff...ather!

Motherfather, that hurt!

motherfather by Chris MF P May 11, 2008

motherbastard 

A person who causes problems or get gets in the way of production.

That Motherbastard did not help me paint the walls.

motherbastard by Robert M Richardson October 25, 2004

motherpause 

Motherpause (adj/n/v): a moment when you are caught off guard and surprised by your intense love for your child which might result in awkward crying and/or physical displays of emotion.

"My kid just whispered he loved me in his sleep while I tucked him in and I totally motherpaused." (verb)
"Oh she's fine! Just having a motherpause" (noun)
"I know I shouldn't care so much, but ugh that's a motherpausal thing right there!" (adj)

motherpause by UrbanAb-orginal May 19, 2016

motherassbitchfucksucker 

a word used when you can't think of a swear good enough to describe the person or object of referral.

Mike is such a motherassbitchfucksucker for doing all the shit he did to me!

motherassbitchfucksucker by thumbtac April 1, 2009

mothermasker

when someone goes within a 2 metre radius on you and they are not wearing a mask, therefore infecting you with the coronavirus.

did you see that mothermasker? they were coughing everywhere like Boris Johnson.

mothermasker by it'smeyourcousin April 27, 2020

Mothervation 

When you haven't had your favorite energy drink (Green Mother) so lack the motivation to do anything.

Nah lads I'm not keen on a walk today I just don't have the mothervation.

Mothervation by Killer_Ace_47 September 27, 2020