noun

• Any of various plants or animals living on or near the ground, as a benthic fish or bottom feeder, especially:
• The spined loach (Cobitis taenia), weather loach ( Misgurnus fossilis), or other member of the loaches.
• The ringed plover, Charadrius hiaticula.
• A dragonfly of the genus Brachythemis.
• A moth of the genus Condica
• An audience member in the cheap section (usually standing; originally in Elizabethan theater).
• (by extension) A person of uncultivated or uncultured taste.
• One who is confined to the ground, especially:
• (military, slang) A soldier who fights on the ground or serves as ground crew, as opposed to a seaman, pilot, etc.
• (fantasy) A member of a race that lives primarily underground, such as a dwarf.
• (Abrahamic religions) Adam, before eating the apple of knowledge of good and evil (emphasizing his creation from the ground).