Europe (continent)

a rib (curved bone)

six-chambered (revolver), six-shooter

(music) rock (style of music) / on the rocks (served over ice)

lock

lock

(obsolete) being surprised twice / (obsolete) more specifically, describes the appearance of a woman who has a beautiful figure from behind but has an ugly face

A deer antler. / An iron weapon shaped in deer antler.

Rolex

a locker (storage compartment)