One who glides.

Any heavier-than-air aircraft optimised for unpowered flight; a sailplane.

A pilot of glider aircraft.

Any animal with the ability to glide, such as the gliding possum.

Synonym of glide (“cap affixed to base of legs of furniture”)

A kind of garden swing.

(cellular automata) A glider is a particular configuration of cells in the game of life that appears to "walk" across the grid and can also refer to any spaceship in a cellular automaton that exhibits glide reflection.

A vehicle, of a usually motorised type, without a powertrain.

(entomology) Any of various species of dragonfly that glide on out-held wings while flying, such as the common glider, Tramea loewii, of Australia, New Guinea, Indonesia, and the Pacific.