What does blindness mean in Xiantao dialect of Hubei province?

Hubei Xiantao dialect is blind, which means you are stupid or not. According to relevant information, it means that you are stupid or not. Xiantao is a county-level city directly under the jurisdiction of Hubei Province. It is the central city of the west wing of Wuhan city circle, the hometown of gymnastics in Asia and the central city of Jianghan Plain. Xiantao was originally named mian yang, and Xiantao dialect is Southwest Mandarin-Wutianpian-mian yang dialect.