Akademik

Chin
n. the front of the lower jaw.
Phrases and idioms:
chin-strap a strap for fastening a hat etc. under the chin. chin up colloq. cheer up. chin-wag sl. n. a talk or chat.
—v.intr. (-wagged, -wagging) have a gossip. keep one's chin up colloq. remain cheerful, esp. in adversity. take on the chin
1 suffer a severe blow from (a misfortune etc.).
2 endure courageously.
Derivatives:
-chinned adj. (in comb.).
Etymology: OE cin(n) f. Gmc

Useful english dictionary. 2012.