Nah fam
Dan: hey Stevan can you pass me the ketchup
Stevan: nah fam
"fab fam" is a deep thank you, but it typically comes off as somewhat formal, in which place "fab, showty" could be used when speaking to a member of the female sex, or "fab, cuz" to a member of the male sex.
"I bought those sweaters for your grandmother for Christmas today while at Macy's"
"Oh, fab fam!"
someone that isn't just your nigga or an acquaintance, but someone who is as close to you to be considered best friends or family.
yumaniqua: is that your friend?
Lena: nah thats my boy, thats my fam nigga
"ey what's good fam nigga"
Innit fam (no meaning only Peckham)
Innit fam
Chav 1: Rah fam what you wafflin about?
Chav 2:We’ll bang you out mate
When you wish you were a NonFam
Karl: I want to eat apples
Jimmy: Nah fam