He’s so cold (which in this context can mean either great or at a low temperature) that it got to him and made him shiver! Clearly, other people are affected by his ice coldness, instead of being hard and gangsta like they believe they are, they’re just erected nipples affected by Wayne’s swag temperature.
A lot of people hate Lil Wayne the same way they hate Lebron: for no reason. Simply hating on the greatness they exemplify. In this case, he’s saying American’s hate him so much they don’t like including themselves with him as Americans.
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