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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.
by shdaf09ewrwe February 17, 2003
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Sep 6 Word of the Day
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Damn that was a steezy ass kickflip son!
by niggaliciouszor April 29, 2007
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2
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?
by red dragon July 17, 2003
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3
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"
via giphy
by Super Thicc Succ October 20, 2017
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4
An emphatic word that can be used as an insult or an adjective.
-You stupid yeast!

-That person sure was yeasty.
by BRINBE August 05, 2004
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5
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.
by Fatkunt October 19, 2010
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6
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.

by sf9999 February 01, 2009
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