It means "you know well, very well".
If you mean 'muy bien' - 'very good', or 'very well'
"Me va muy bien" means "I'm doing very well" in English.
very good
Muy bien means very good. Muy means very, and bien means good.
Bien=good/well Muy bien=very good/well
"mas bien" wouldnt be grammatically correct in spanish, instead its would be "muy bien" which means very good.
very well
"No muy bien" means "not very well" or "not very good" depending on context.
It looks like two sentences combined: Estoy....muy bien = I am very well Sientes muy bien = (Do) you feel very well
Very well thanks to God and you.
it is spanish and it means : it is very well my love
muy bueno/a (adjective - male/female)muy bien (adverb)muy bien