Top Definition
noun sub~dog. A name awarded to a man that has the loudest sound system and the most powerful subwoofers pumpin' in the trunk in his crib. He must drive a japanese import only, or he does not qualify. /////ALPINE subs are a true subdogg's choice of custom sound.
that subdogg's r34 has a pumpin' typeX sound system that rocks dick.
by true_keywo May 18, 2009
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