Mon means "my" in English. It is a masculine possessive, meaning that the following noun is of masculine gender - regardless of the gender of the owner.
"Mon" means "my" in French. It is singular and always followed by a masculine noun. The feminine is "ma", and you use "mes" when you own several things.
Mon petit tresor
Mon chez means my home (it should be - mon chez moi)
mon amour, mon chéri means my love, my darling boy
Mon patron is "my boss" in French. In French, the word is never used to mean 'customer'.
'mon sport' means 'my sport' in English.
mon
What does mon mean
If you mean "mon dessin", it means "my drawing"
Mon petit tresor
mon amour = my love
Mon is typically the pronoun for my or mine.
mon père - my father
To my knowledge, mon is my. Example: Comment allez-vous, mon ami?
Mon chez means my home (it should be - mon chez moi)
"mon ami" means "my friend", "mon amour" means "my love", "darling".
perhaps you mean - mon avis? - my opinion
Mon anniversaire means "my birthday".