dig in

British  

verb

1. military to create (a defensive position) by digging foxholes, trenches, etc

2. informal to entrench (oneself) firmly

3. informal (intr) to defend or maintain a position firmly, as in an argument

4. informal (intr) to begin vigorously to eat

   don't wait, just dig in

5. informal to refuse stubbornly to move or be persuaded

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dig in Idioms  

1. Excavate trenches to defend oneself in battle and hold one's position, as in The battalion dug in and held on . This usage gained currency in the trench warfare of World War I. [Mid-1800s]

2. Also, dig in one's heels . Adopt a firm position, be obstinate and unyielding. For example, Arthur refused to argue the point and simply dug in , or The dog dug in its heels and refused to move . [ Colloquial ; late 1800s]

3. Begin to work intensively, as in If we all dig in it'll be done before dark. [ Colloquial ; second half of 1800s]

4. Also, dig into . Begin to eat heartily, as in Even before all the food was on the table they began to dig in , or When the bell rang, the kids all dug into their lunches . [ Colloquial ; early 1900s]

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Example Sentences

As I started to dig in, one of the first things obvious to me was the national security risk.

From Barron's • May 21, 2026

Stokes asked his players to dig in, and did so himself with his own batting tempo.

From BBC • Apr. 14, 2026

Sometimes, when people feel pressured to make decisions, it only causes them to dig in further.

From MarketWatch • Jan. 26, 2026

“We have planned, right after the final draw, a call with the consulates who are here to dig in and understand what the opportunities are for their constituency to engage and participate.”

From Los Angeles Times • Dec. 2, 2025

We’re down to grit and guts, so I dig in.

From "The Running Dream" by Wendelin Van Draanen