be so-so
To be neither especially good nor especially bad; to be only average, passable, or mediocre. A: "How was the movie?" B: "Eh, it was only so-so. The action was cool, but the story was lame." The book had a very compelling setup, but the writing itself was so-so. This computer costs too darn much to be only so-so in performance.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.