What is Chub-rub?
1.
what fat girls experience when their inner-upper thighs rub together so much they get chaffed and rashes break out. It usually is accompanied by sweat and foul odors.
That chick has such bad chub-rub that I can see blood marks on her pants between her thighs.
See
2.
When you get sweat between your butt cheecks and it starts to chaffe and sting.
Ah, Gawd! I got total chub-rub! Arrgggh!
