Likely, your dishwasher is leaking because the door seal (also referred to as a gasket) needs to be replaced. A few indications that could point you toward needing a new gasket include visible ...

When the door closes, the rubber seal presses against the pavement and splays outward to make the seal. This type of weatherstripping works best for wooden canopy and retractable doors that swing ...

In a promo video, pitchman Phil Swift applies Flex Seal to a screen door inserted in the bottom of a rowboat, then launches the boat with himself as skipper (left side of the photo above).