yeast 

A fungus that bakers use to make their bread rise.

A fungus that infects womens' vaginas, causing them to produce a cottage cheese-like substance.

The bakery was unable to produce enough bread because of a shortage of baker's yeast.

I ain't gonna fuck my girl coz she's got a yeast infection.

yeast by shdaf09ewrwe February 17, 2003

yeast 

small, single-celled fungi of the phylum Ascomycota that reproduce by fission and are capable of fermenting carbohydrates into alcohol and carbon dioxide (Webster's).

I baked the bread and waited for the yeast to rise.
How does not using toilet paper make you a slut?

yeast by red dragon July 17, 2003

Yeast 

A mashup of Yee, Yeet and Yes. It's better than all three of those listed.

It can also be used as a start to a conversation, or said when nothing else is thought of.

"Hey Billy"
"Yeast"
"Wtf"

Yeast by Super Thicc Succ October 20, 2017

yeast 

Yeats actual name.

yeast is the best rapper ong

yeast by Envitish April 8, 2022

yeast 

An emphatic word that can be used as an insult or an adjective.

-You stupid yeast!

-That person sure was yeasty.

yeast by BRINBE August 5, 2004

Yeast 

1. Something/someone very big or fat.
2. feeling of extreme laziness.

1. Look at that girl, what a yeast.
2. Man, i feel like such a yeast today.

Yeast by Fatkunt October 21, 2010

Yeast 

when one is harboring yeast cultures in their twat. I hear yogurt is good for curing such infections. If you don't get these infections checked out it may lead to greater trouble.

Yeast cultures make me itchy.

Yeast by sf9999 February 1, 2009