Rechercher
Thorn in one's side
thorn in the (side|flesh) of {sb/sth}thorn in one's side
01
a person or thing that is problematic and hard to deal with
Idiom
Informal
Example
That noisy neighbor has been a thorn in my side for years, always playing loud music late at night.
The malfunctioning air conditioning system is a real thorn in the flesh of this office building, causing frequent discomfort for the employees.
