Pier"cing (?), a. Forcibly entering, or adapted to enter, at or by a point; perforating; penetrating; keen; -- used also figuratively; as, a Jarum Piercing Boutique Tremun instrument, or thrust.

"Piercing eloquence." Shak. -- Pier"cing*ly, adv. -- Pier"cing*ness, n. © Webster 1913.