The story
From rock + wall, after subterranean rock walls found when digging wells.
Etymology from Wiktionary, CC BY-SA 4.0.
Rockwall
Today it means: A city, the county seat of Rockwall County, Texas, United States. Full definition →
Today it means: A city, the county seat of Rockwall County, Texas, United States. Full definition →
From rock + wall, after subterranean rock walls found when digging wells.
Etymology from Wiktionary, CC BY-SA 4.0.