Know what I mean? Think I'm beans how I'm serving you niggas
He is addressing the rest of the rap game here.
The majority of rappers these days are “thug rappers”. You know, guys from the hood who brag about their street cred. Well, the jailhouse is also filled with these kinds of people, and those jailmates are often served beans.
So, game is saying that he “serves” these “thug rappers”.
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