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
تعبير اصطلاحي
غير رسمي
أمثلة
The outdated software has been a thorn in our side for years.
a person or thing that is problematic and hard to deal with