JAWBONE
Meaning of JAWBONE in English
jaw ‧ bone /ˈdʒɔːbəʊn $ ˈdʒɒːboʊn/ BrE AmE noun [countable]
one of the bones that your teeth are in, especially the lower bone
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012