Countermine /(koun"tẽr*mīn`)/

1. An underground gallery excavated to intercept and destroy the mining of an enemy. (Mil.)
2. A stratagem or plot by which another sratagem or project is defeated.

   Thinking himself contemned, knowing no countermine against contempt but terror.

imp. & p. p. Countermined; p. pr. & vb. n. Countermining

1. To oppose by means of a countermine; to intercept with a countermine. (Mil.)
2. To frustrate or counteract by secret measures.

1. To make a countermine or counterplot; to plot secretly.

   'Tis hard for man to countermine with God.