Couple A, B, C's, bad bitch double D's
He is reffering to the cup sizes of the girls he’s hanging with.
Also alluding to the children’s song “A, B, C, Doubled Down D”
The A, B, C part could refer to the previous line representing school grades (i.e. I got a couple A’s, a couple B’s, and a couple C’s in the school of hard knocks).
A,B,C may also refer to the three groups around Rocky:A$AP, Bloods, and Crips.
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