Definitions

1. adjective

having or showing the quality of being the most fermented or risen by yeast

“After trying the yeastiest beer at the festival, we both agreed it was a unique experience.”

2. adverb

to the greatest extent; in the most fermented or risen state

“She mixed the ingredients and let the dough rise to its yeastiest”

3. noun

the quality of being the most fermented or risen by yeast

“The yeastiest of the three loaves won first prize at the baking competition”