verb (used with or without object), dry-rot·ted, dry-rot·ting.
- to undergo or cause to undergo the action or effects of dry rot.
- Plant Pathology.
- a decay of seasoned timber, resulting in its becoming brittle and crumbling to a dry powder, caused by various fungi.
- any of various diseases of plants in which the rotted tissues are dry.
- any concealed or unsuspected inner decay.
- crumbling and drying of timber, bulbs, potatoes, or fruit, caused by saprotrophic basidiomycetous fungi
- any fungus causing this decay, esp of the genus Merulius
- moral degeneration or corrupt practices, esp when previously unsuspected