A: A oversized, hideous looking
sweater with ugly patterns and colors, often worn by old men or hipsters with no taste.
B: A sweater a
senile colorblind person would pick out.
As referenced in
HIGH FIDELITY: "That's a COSBYYYY SWEATAAH, a COSBBY SWEATAAH!" -
Jack Black
"Aww look at that sad
sweater, did your mom pick that out for you?"