washout
noun
[ ˈwɒʃaʊt ]
• an event or period that is spoiled by constant or heavy rain.
• "last summer was a bit of a washout here"
• a breach in a road or railway track caused by flooding.
• "chores like repairing washouts in the gravel access road"
• the removal of material or a substance from the body or a part of it, especially by washing with a fluid.