#1
entrench v. [
intrench] fix firmly or securely
. wn #2
entrench v. [
impinge, encroach, trench] impinge or infringe upon; "This impinges on my rights as an individual"; "This matter entrenches on other domains"
. wn #3
entrench v. [
dig in] occupy a trench or secured area; "The troops dug in for the night"
. wn