A lower-functioning subspecies humanoid that usually inhabits subterranean dwellings, and enjoys frequenting Wal-Mart. They tend to chiefly subsist on some form of government/taxpayer assistance. Also, their young are typically referred to as hatchlings.
"Did you get a load of that troglodyte?! She just tried to buy beer with food stamps...and right in front of her fourteen children (hatchlings)!"
