When a person can't be arsed to do their dishes and leaves them in the sink with soapy water in hopes someone else will wash it up for them.
When said person is asked why they've left their dishes in the sink they'll claim they're leaving it to soak and they'll wash it later, chances are they won't though.
Andy"Lilly you've left your dirty dishes in the sink!"
Lilly"Gosh I'm just leaving them to soak. I'll do it later!"
The next day
Andy"Damn it Lilly your dirty dishes are still here!"
Lilly" I'm leaving them to soak I'll do it later!"
Andy"Oh for the love of! Fine I'll wash your damn dishes!"