Wiktionary
accidents waiting to happen
n. (accident waiting to happen English)
Usage examples of "accidents waiting to happen".
There are many accidents waiting to happen that could have far graver consequences, including some that would destroy all humanity.
As a result, hearts become accidents waiting to happen, for our souls were instead created to exult and dance in holy passion.
Although the boy was only four, he was a reliable child who knew the difference between toys and accidents waiting to happen, and his mother trusted him to be alone for five minutes.