1. A plant disease, typically one caused by fungi such as mildews, rusts, and smuts.
2. A thing that spoils or damages something.
3. The degeneration of a landscape or urban area as a result of neglect.
4. Infect (plants) with blight.
5. Spoil, harm, or destroy.
Plural Noun: Blights
Verb forms: Blight, Blighted, Blighted
Plants suffered blight and disease.