i need MAJOR ADVICE!!!!!

ok i havent told my mom that i have a bf
cause i do i knw she will freak and take him away from me
but he has already told his family and im welcome and everything
its just my mom can b a major bitch.
i dont know what to do. i really wanna be able to hang out with him without my mom assuming shit and all of that.
i love him and this isnt teenager love its real. b/c everytime i kiss him i tremble like a child
. i get so happy everything just goes away. i dont want to lose that
HELP ME!!!!!

XOX
G.