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 geological feature consisting of symmetrical anticlines that intersect where each one reaches its apex.
A prism formed by planes parallel to a lateral axis which meet above in a horizontal edge, like the roof of a house; also, one of the planes of such a form.
A person's head.
head, oral sex
A structural element resembling the hollow upper half of a sphere.
Any erection resembling the dome or cupola of a building, such as the upper part of a furnace, the vertical steam chamber on the top of a boiler, etc.
Anything shaped like an upset bowl, often used as a cover.
To shoot in the head.
To give a domed shape to.
To perform fellatio on.