oil-canning

See also: oilcanning

English

Etymology

In reference to the technique used to operate an oil can, holding it between the index and middle fingers while applying pressure to the bottom to pump out oil.

Noun

oil-canning (uncountable)

  1. (roofing) A moderate deformation or buckling of sheet material, particularly common with flat sheet metal surfaces.
  2. (manufacturing) The movement of a perceived flat surface due to the application of an external force.
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