This typically refers to somone who loves sweaters. They may not be able to pronounce their own name. It is likely that they also love yellow, despite people around them not liking it.

A pair of knockeroonies. Breasts so magnificently substantial that they are even highly noticeable in a thick sweater.

a substitute for the word sweet .

Having the pecs that are sizable enough to look good in a sweater.

to wear exotic knit sweaters, preferably from the 1990's, with extreme levels of confidence. (To exclude any and all turtle necks). Usually acquired from thrift stores, or unconscious homeless.

The sweat you got from a sweater in the heat.