vt fig.: to penetrate; to affect deeply; as, to pierce a mystery.
2. pierce ·vt to thrust into, penetrate, or transfix, with a pointed instrument.
3. pierce ·vi to enter; to penetrate; to make a way into or through something, as a pointed instrument does;
used literally and figuratively.
4. pierce ·vt to penetrate; to enter; to force a way into or through; to pass into or through; as, to pierce the enemy's line; a shot pierced the ship.