Meaning of oleo strut

o'leo strut"

Pronunciation: [key]
  1. a hydraulic device used as a shock absorber in the landing gear of aircraft, consisting of an oil-filled cylinder fitted with a hollow, perforated piston into which oil is slowly forced when a compressive force is applied to the landing gear, as in a landing.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.