drop something like a hot potato
drop (someone or something) like a hot potato
To abandon someone or something suddenly and completely, sometimes to avoid potential problems. I haven't seen Cynthia in weeks because she dropped me like a hot potato once she started hanging out with the cool kids. We dropped our renovation plans like a hot potato after finding out how much the job would cost.
drop something like a hot potatoor
drop something like a hot brick
If you drop something or someone like a hot potato or drop them like a hot brick, you get rid of them as quickly as possible because they are difficult to deal with, or because you do not want them any more. He was celebrated in the media one minute and dropped like a hot potato the next. He panicked and dropped his lover like a hot brick.