Be a bed of nails British phrase UK informal
To be painful, difficult, or unpleasant.
Living with strangers in a shared apartment is a bed of nails.
Eating out with Leo is a bed of nails. He is so talkative that I can't get a word in edgeways.
Her brother's care has been a bed of nails for her all these years.
It is difficult for someone (not) to do something.
To be put in a bad mood
Used to refer to an unpleasant, repellent place, thing or person
The verb "be" should be conjugated according to its tense.
This phrase is used to describe something very modern or updated or something that no longer looks like what it's used to.
It has been a long time since I left my high school, and now I have to admit that it's certainly not your father's high school anymore.