Groundling
WordNet
noun
(1) In Elizabethan theater: a playgoer in the cheap standing section
WiktionaryText
Noun
- any of various plants or animals living on or near the ground, as a benthic fish or bottom feeder
- by association, an individual of uncultivated or uncultured taste
- in Elizabethan theater: an audience member (usually standing) in the cheap section