be a bed of nails

be a bed of nails

To be painful, challenging, or unpleasant. This project is a bed of nails—it's just so tedious. My family members are constantly arguing, so spending time with them can be a bed of nails.
See also: bed, nail, of

be a bed of nails

if a situation, especially a job, is a bed of nails, it is difficult or unpleasant He resigned last week, describing the post as a bed of nails.
See also: bed, nail, of