Wiktionary
concussing
vb. (present participle of concuss English)
Usage examples of "concussing".
He arose without haste, stepped to the slow-motion figure “Bloo-hwoo-fwaa-mawwing” behind the desk, took out a heavy sap, and scientifically smote Orel across the brow, concussing the frontal lobes and stunning the jaunte center.