Maternal Velocity

n.
The average speed of a baby traveling through the birth canal. Based on the time from the beginning of transitionall delivery to the baby being fully delivered. This comes out to 14 cm/hr on average for a woman with a 7 cm long birth canal.

See also: Mom Speed

Dude, all I heard was my mom screaming and the next thing I knew, I was at maternal velocity.

by Obeythelaw7 May 30, 2016

Matergaking

To say something that sounds dirty, but really isn't, either by accident, or on purpose. Just like how Matergaking sounds dirty, but really isn't.

Friend A "I just plowed for your mom."
Friend B "Wtf man"
Friend A "I meant I helped her plant seeds, I guess I was Matergaking"

by Gotcha the spider August 28, 2016

materson

A fucko fuckostein who loves to make other people cringe

He's such a materson!

by JAYYYYman23 January 1, 2017

maeterlinck

A big fat cock that sticks up after seeing a fellow faggot after buming for a consentual second

U maeterlinck last night at that party

by 69101 November 21, 2017

maternity effect

The realization of a husband understanding or experiencing his wife's pain during pregnancy and/or labor, and acquiring a sudden appreciation or respect for her.

A: I went through the pregnancy simulator with my wife yesterday, and I don't know how she does it.
B: Dude, you were a victim of the maternity effect!

by OrangeEagleMonkey December 5, 2017

materra

In golf the materra is the first cut of grass off the green

I’m going to chip this from the materra

by IWS77 May 19, 2018

mater’

southern slang for the word “tomato”

i’m gonna eat a mater’ sandwich when i get home.

by alizard15 June 5, 2018