Mon is typically the pronoun for my or mine.
Mon patron is "my boss" in French. In French, the word is never used to mean 'customer'.
The phrase 'mon homme' means my man. In the word-by-word translation, the possessive adjective 'mon ' means 'my'. And the noun 'homme' means 'man'.
Mon gars means something like guy, chap
It means "my little" as in "my little one".
mon (+ masculine noun) or ma (+ feminine noun)
mon
What does mon mean
If you mean "mon dessin", it means "my drawing"
mon amour = my love
Mon petit tresor
It is actually two french words. Mon Arche. It mean my arch. Referring to the king of a nation.
toujours dans mon propre petit monde means 'always in my own small word' in English.