Pronunciation: (en-trench'),[key] —v.t. 1. to place in a position of strength; establish firmly or solidly: safely entrenched behind undeniable facts. 2. to dig trenches for defensive purposes around (oneself, a military position, etc.).
—v.i. to encroach; trespass; infringe (usually fol. by on or upon): to entrench on the domain or rights of another.Also,intrench.