Adjective "undermine" definition and examples

(Undermine may not be an adjective, but it can be used as an adjective, click here to find out.)

Pronunciation

/ʌndəˈmʌɪn/

Definitions and examples

verb

Erode the base or foundation of (a rock formation)
  1. 'The lighthouse stands on a plinth of rock undermined by caves, perhaps once used by smugglers.'
  2. 'The disaster was caused by the total collapse of his house in the Rue d' Anjou, undermined by the excavations carried out by the bank next door for its strong room.'
  3. 'The Romans also developed tunnelling for military purposes, either by breaking through behind enemy defences or by undermining fortifications to cause their collapse.'
Lessen the effectiveness, power, or ability of, especially gradually or insidiously.
  1. 'It undermines their ability to do their job and sets a bad example to the rest of the company.'
  2. 'Abusing the student programs in this way not only undermines the power of the union, but students are also being asked to do jobs for which they are not trained, raising concerns about health and safety.'
  3. 'Damage to the brain's left side often undermines language abilities.'
  4. 'Their mental impairments may have also seriously undermined their ability to assist in their legal defense.'
  5. 'And it is this influence which is understandably resented by many, who see it as insidiously undermining our own culture.'
  6. 'That law undermined the power of local authorities.'
  7. 'Mistakes or excessive collateral damage can undermine its potential effectiveness.'
  8. 'And yet, the way he handled the events that followed gradually undermined his position.'
  9. 'It also undermines their ability their ability to trade in the peak Christmas season.'
  10. 'Those who undersleep are undermining their cognitive abilities - whether meagre or not - as well as their private life and health.'

More definitions

1. to injure or destroy by insidious activity or imperceptible stages, sometimes tending toward a sudden dramatic effect.

2. to attack by indirect, secret, or underhand means; attempt to subvert by stealth.

3. to make an excavation under; dig or tunnel beneath, as a military stronghold.

4. to weaken or cause to collapse by removing underlying support, as by digging away or eroding the foundation.

More examples(as adjective)

"sanctions can be undermine."

"inventions can be undermine."

"exemptions can be undermine."

"deployments can be undermine."

"acquisitions can be undermine."

More examples++

Origin

Middle English: from under- + the verb mine, probably suggested by Middle Dutch ondermineren.