entrench

verb

en·​trench in-ˈtrench 

en-

variants or less commonly intrench

in-ˈtrench 

entrenched also intrenched; entrenching also intrenching; entrenches also intrenches

transitive verb

1

a

: to place within or surround with a trench especially for defense

… Allied troops entrenched themselves on the Normandy beach …

—Andrea Stone

b

: to place (oneself) in a strong defensive position

… a ruling clique's desire to … entrench itself against shifts in public opinion.

—Henry Olsen

c

: to establish solidly

entrenched themselves in the business

… social reforms which the government is trying to entrench.

—Michelle Grattan

2

: to cut into : furrow

specifically : to erode downward so as to form a trench

intransitive verb

1

: to dig or occupy a trench for defensive purposes

2

: to enter upon or take over something unfairly, improperly, or unlawfully : encroach

—used with on or upon

entrench upon a person's rights

entrenchment

in-ˈtrench-mənt 

en-

noun

Synonyms of entrench

• root
• embed
• lodge

Examples of entrench in a Sentence

officials who have tried to entrench themselves in office

a father who entrenched in our minds the belief that hard work pays off

Recent Examples on the Web

The whole mess perfectly highlight how AI models can further biases deeply entrenched in their training data from the open web. — Victor Tangermann, Futurism, 20 Aug. 2026

China has pulled forward in the development of humanoid robots and frontier open-source AI models, while Taiwan and South Korea’s chipmakers have entrenched themselves in global AI hardware supply chains. — Angelica Ang, Fortune, 18 Aug. 2026

Only 10% of United States congressional seats are now considered competitive due to political gerrymandering, which with the primary system, has institutionalized polarization by entrenching partisan power and elevating extreme viewpoints. — David Neil, New York Daily News, 15 Aug. 2026

The early going featured the braggadocio of the comfortably entrenched. — Kevin Rennie, Hartford Courant, 15 Aug. 2026

Word History

First Known Use

1548, in the meaning defined at transitive sense 1a

Rhymes for entrench

• retrench
• workbench
• clench
• drench
• quench
• stench
• tench
• trench
• wench
• wrench

Kids Definition

entrench

verb

en·​trench in-ˈtrench 

1

a

: to dig, place within, surround with, or occupy a trench especially for defense

b

: to establish solidly

2

: encroach sense 1

—used with on or upon