Source : Webster's Revised Unabridged Dictionary (1913)

Triobolar \Tri*ob"o*lar\, Triobolary \Tri*ob"o*la*ry\, a. [LL.
   triobolaris, fr. L. triobolus a piece of three oboli, Gr. ?.
   See Tri-, and {Obolus}.]
   Of the value of three oboli; hence, mean; worthless. [Obs.]

         It may pass current . . . for a triobolar ballad.
                                                  --Cheyne.