It is so far their only hit, thus making them a one-hit wonder.
Is it possible to be a one-hit wonder three times?
The one-hit wonder tried several times to come back, but failed.
By popular standards they would be considered a one-hit wonder of the 1990s.
The song was the group's only hit making them a one-hit wonder.
Lots of people looked at me as a one-hit wonder.
A one-hit wonder is a person or act known mainly for only a single success.
However, they are known primarily as a one-hit wonder there.
But, those who have one big hit and then never chart again- can't get any more of a one-hit wonder than that.
This is my new philosophy - I actually want to be a one-hit wonder.