A sharp edge or ridge formed by the intersection of two surfaces
A ridge formed on the surface of flaked stone, such as a arrowhead or hand axe, as the result of the intersection of two or more flake removals.
A sharp edge or ridge formed by the intersection of two curved surfaces
Buttocks, arse.
A ridge or mound of earth.
A spring-loaded camming device, a spring-loaded device for effecting a temporary belay in a rock crevice.
A curved wedge, movable about an axis, used for forcing or clamping two pieces together.
Camera.
A turning or sliding piece which imparts motion to a rod, lever or block brought into sliding or rolling contact with it.
To go on webcam with someone.