<p><strong>Verb (used with object):</strong></p><ul><li>to injure or destroy by insidious activity or imperceptible stages, sometimes tending toward a sudden dramatic effect</li><li>to attack by indirect, secret, or underhand means; attempt to subvert by stealth</li><li>to make an excavation under; dig or tunnel beneath, as a military stronghold</li><li>to weaken or cause to collapse by removing underlying support, as by digging away or eroding the foundation</li></ul>