"faire l'amour dans la matinée" means make love during the morning in French.
If you mean 3:30 PM, yes it is a matinee.
'dans' eans 'in'
Je vais dans mean I'm going in.
'dans' eans 'in'
dans in French means - in or inside
L'amour est dans = "love is in"
'...est dans..." means "...is in..." in French
Dans ma bouche means 'in my mouth'.
in other ... dans d'autres criconstances > in other circumstances
In my satchel. Dans, In. Mon cartable, my satchel.
Dans le fauteuil means 'in the armchair'.
Dans ma famille means "in my family" in French.