jetwash means to remove something (especially dirt or graffiti) by spraying it with high-pressure water. Lexicurio rates it Sui generis — a strength score of 91 out of 100.
Etymology
From jet + wash.
verb
- To remove something (especially dirt or graffiti) by spraying it with high-pressure water.“February 2008, The Times - Council cleaners jetwash away Banksy’s graffiti art.”