2 It is a chill one gets after eating an extremely fat filled meal.
You eat a hot dog, bbq chips, and coke all in one meal. Afterwards you eat cotton candy, five chocolate bars, and more fast food. You then are overcome by a chill (but you aren't cold) so it is a CHIB!
1 And the busted and the chibs and the chibby bust.
2 That chib was miz.