A Rake

1. A divergence from the horizontal or perpendicular; a slant, a slope.
2. (specifically) In full, angle of rake or rake angle: the angle between the edge or face of a tool (especially a cutting tool) and a plane (usually one perpendicular to the object that the tool is being applied to).
3. (geology) The direction of slip during the movement of a fault, measured within the fault plane.
4. (nautical) Senses relating to watercraft.
   1. A slant that causes the bow or stern of a watercraft to extend beyond the keel; also, the upper part of the bow or stern that extends beyond the keel.
   2. A slant of some other part of a watercraft (such as a funnel or mast) away from the perpendicular, usually towards the stern.
5. (roofing) The sloped edge of a roof at or adjacent to the first or last rafter.