Mostest: To love someone more than anything that exists or has ever existed. This is more than most and cannot be beaten, under any circumstances, especially by the non-existent words "mostestest" and "mostestestest"
when you love layne michelle kidd more than anyone has ever loved anything in the entire endless universe and you would do anything for her. litterally anything.
layne: i love you
ruby: i love you more
layne: i love you most
ruby: i love you mostest
layne: damn i guess you really do love me