An accident/a disaster waiting to happen phrase adverb
The noun "catastrophe" can be substituted for the nouns "accident" and "disaster".
Often but not always used somewhat humorously.
If something is "an accident/a disaster waiting to happen", it is likely to be the cause of danger in the future.
The old building in the town is a disaster waiting to happen.
She felt like an accident waiting to happen when she was about to arrive.
If someone is "an accident/a disaster waiting to happen", he/she is certain to cause trouble or problem in the future.
Carly is known as a disaster waiting to happen wherever she is.
The earliest occurrence of the phrase was found in the column "With…. Solomon The Exchange Editor", published in the Central Kansas Democrat in1905.
Eyes with dark rings around them
I get eyes like two burnt holes in a blanket after sleepless 2 nights