so-so

ADJ

If you say that something is so-so, you mean that it is average in quality, rather than being very good or very bad. [INFORMAL]

Their lunch was only so-so...

Sommers performed a flute solo a few weeks ago that got so-so reviews.

Syn:

middling, average

ADV: ADV as reply

So-so is also an adverb.

`How's it going?' - `So-so.'