Definition of "dig in" []

• To begin eating. (verb)
• To make a burst of hard work. (verb)
• To dig trenches to resist an enemy attack. (This meaning is extended by metaphor to cricket and other situations.) (verb)
• To adopt a resolute state of mind (often: to dig in one's feet, heels, etc.) (verb)

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• ""Surely they don't intend to dig in now," replied Schwafferts."
• "As Tinker was making the final adjustments to his plan and the Reconnaissance Platoon was redeploying to its new task (its wearied members cursing their luck at having to dig in afresh), watchers of the roads leading back from the East detected a subtle, but significant change in the pattern and nature of traffic."
• "There were many good 'slots' where M113s could be parked close alongside buildings adjacent to their infantrymen, but each man would be required to dig in or shelter in cellars with immediate access to fire positions."