The Collaborative International Dictionary
Damp off \Damp" off`\ To decay and perish through excessive moisture.
Wiktionary
vb. (context intransitive English) To decay and perish through excessive moisture - ''mostly said of plants''
Usage examples of "damp off".
As well as the hearth, it sported a big window with proper wooden shutters, braided rushes on the floor, and a sufficiency of tapestries, faded and torn though they were, to keep the damp off the walls.
A page had already brought him a pitcher of water and started a charcoal fire in the brazier to take the damp off the stone walls.
Becoming ungoing, their seeming sames for though that liamstone deaf do his part there's a windtreetop whipples the damp off the mourning.
The wind came out of the west, down the throat of the pass and against their backs, cold and damp off the patches of sleet on the slag-heap mountains.