by 404904 November 10, 2019

Its a word of endearing. When your significant other says something along the lines of "I love you the most" you can say "well, I love you the mostest"
by Just_a_sensitive_Leo June 7, 2018

by MB lord November 23, 2017

Most.est from the latin mostt. Meaning the highest of highs the biggest of big bigger than any beyond the mostest of most. Un beatable in any and all sense.
by Lov333 September 1, 2020

"Mostest" a term for proving to your boyfriend that you love him more than he does you. This a trump card in any "I love you more" arguments. Therefore, you always win.
Cerri: I love you
Ryder: I love you more
Cerri: I love you MOSTEST
Cerri: I win hah
Ryder: Damn, you got me, you win
Ryder: I love you more
Cerri: I love you MOSTEST
Cerri: I win hah
Ryder: Damn, you got me, you win
by 세리_아미_1403 March 3, 2020
