thick is some form of stupidity that is not a word used lightly
Kyle F. Positive word, not fat.
He isn't fat, but is semi-toned without showing, making him thick.
also a British insult, this is used to tell someone that they're an idiot
"you're so thick"
means, "you're so dumb"
A girl or woman that is hot AF has a sexy body, being actually thick is not true but can be true at the same time.
MY GIRLFRIEND IS SO THICK ITS HARD TO KEEP MY HANDS OFF.
Bella has such a thick fucking brain. I wouldn't be surprised if she drowned in the shower :)