entrench-v; 2 Senses

Sense Number 1: Impinge or infringe upon.

Examples:
This entrenches on my rights as an individual.
The matter entrenches on other domains.
He entrenched on her authority.

Mappings:
VerbNet: NP
FrameNet: NP
PropBank: NM
WordNet 3.0 Sense Numbers: 2

Sense Number 2: Fix (oneself) firmly or securely.

Examples:
The troops entrenched for the night.
She entrenched her work in the core of Computer Science.

Mappings:
VerbNet: NP
FrameNet: NP
PropBank: entrench.01
WordNet 3.0 Sense Numbers: 1, 3