Is dawg a word

"Dawg" is African-American urban slang used to indicate "my friend" or "my buddy". Similar slang in the same context might be "brother", "bro", or "homie". Similar slang in other contexts might be "dude", "man", or "guy". There is crossover between African-American urban slang and other slang usages, especially over time.

Urban slang: "Hey bro, whassup?" ... "Nuthin', dawg." Surfer-Teen slang: "Hey dude, what's happenin'?" ... "Same old same old, man." Traditional equivalent: "I say, friend, is anything interesting happening?" ... "No, buddy, it's dull as can be."

slang term used to mean, my home boy/girl, friend

dawg means "close friend"