ALL meanings of undermined
un·der·mine
U u - verb with object undermined to injure or destroy by insidious activity or imperceptible stages, sometimes tending toward a sudden dramatic effect. 1
- verb with object undermined to attack by indirect, secret, or underhand means; attempt to subvert by stealth. 1
- verb with object undermined to make an excavation under; dig or tunnel beneath, as a military stronghold. 1
- verb with object undermined to weaken or cause to collapse by removing underlying support, as by digging away or eroding the foundation. 1