adjective, noun, Slang.

Just shy of the greatest amount possible.
He loves her the mostest, but it eternally falls shy of how much she loves him.
by pianogrrrl October 29, 2015
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The next level after best, can be used to win verbal arguments. Not technically a word (yet)
ali: i miss you
giancarlo: i miss you more
ali: i miss you most
giancarlo: i miss you mostest
by flipperdoodledandy November 14, 2011
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A term coined to express an amount so great the word "most" just doesn't do it justice.

First used in relation to love... more specifically the love for a certain Cali girl.
by Davey_aye October 07, 2010
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A greater degree than most. A level that cannot be beat. For example, to like the mostest would be the ultimate level of liking that cannot be surpassed.
I love my sweet lil' Ebeth (aka Baby) the mostest and that is fact.
by tnp12 April 29, 2008
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