Short for "family." Generally used among modern teenagers as a slang term for their friends. The term has been used prior, but it has been given immense popularity today as a satirical term against people who say the term in it's literal use.
A ghetto/urban noun which is short for family, chavs or black people use frequently.
This word is often over used and annoys people use of this word can signalise contempt
wuts up fam
wut are you doing in my ends fam
dont do it to my fam, fam