Coun′ter‐plot″ (koun′t?r–pl?t″), v. t. [imp. & p. p.Counterplotted; p. pr. & vb. n.Counterplotting.] To oppose, as another plot, by plotting; to attempt to frustrate, as a stratagem, by stratagem.
Every wile had proved abortive, every plot had been counterplotted.
De Quinsey.