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Verb: entrench  in'trench or en'trench
  1. Fix firmly or securely
    - intrench
  2. Have a negative effect on, esp. by somehow restricting; infringe upon
    "This matter entrenches on other domains";
    - impinge, encroach, trench [archaic]
  3. Occupy a trench or secured area
    "The troops entrenched for the night";
    - dig in

Derived forms: entrenched, entrenches, entrenching

Type of: fasten, fix, secure, take advantage, trespass

Encyclopedia: Entrench