Datapoint English dialects in the Southwest of England/Ain’t as the negated form of be

Variety: English dialects in the Southwest of England
Feature: Ain’t as the negated form of be
Value: B - feature is neither pervasive nor extremely rare
Informants: Susanne Wagner

Examples

Example 1196:
I ain't sure

Source: Kortmann (eds.) 2000-2005: Con_006