\So"-so`\, a. [So + so.]
Neither very good nor very bad; middling; passable;
tolerable; indifferent.

      In some Irish houses, where things are so-so, One
      gammon of bacon hangs up for a show.     --Goldsmith.

      He [Burns] certainly wrote some so-so verses to the
      Tree of Liberty.                         --Prof.
                                               Wilson.

\So"-so`\, adv.
Tolerably; passably. --H. James.