1) Nautical terminology 2) Shaving not on a human face 
When a fast-moving vessel skims over the water instead of pushing through it.
When a fast-moving vessel skims over the water instead of pushing through it.
[shaping] Planing is a manufacturing process of material removal in which the workpiece reciprocates against a stationary single-point cutting tool producing a plane or sculpted surface. Planing is analogous to shaping. The main difference between these two processes is that in shaping the tool reciprocates across the stationary workpiece. ...
• (p. pr. & vb. n.) of Plane • a. & vb. n. fr. Plane, v. t.
A boat is said to be planing when it is essentially moving over the top of the water rather than through the water.
Operating mode of a high-speed craft in which most of the vehicle weight is supported by hydrodynamic lift rather than by static buoyant force and which is characterized by a clean flow separation at transom and chine.
(plān´ing) abrasion of disfigured skin to promote epithelialization with minimal scarring; done by mechanical means (dermabrasion) or chemical means (chemabrasion). root planing. root planing smoothing of the root surface of a tooth after subgingival scaling or débridem...
A boat is said to be planing when it is essentially moving over the top of the water rather than through the water.
A boat is said to be planing when it is essentially moving over the top of the water rather than through the waterDescriptive of a hull that is designed to rise farther out of the water as boat speed increases.
Plan'ing adjective & verbal noun from Plane , transitive verb Planing machine . (a) 
A boat is said to be planing when it is essentially moving over the top of the water rather than through the water.
A boat is said to be planing when it is essentially moving over thetop of the water rather than through the water.