Definition of "close in on" [close in on]

• To enclose around; to tighten or shrink; to collapse. (verb)
• To catch up with in a chase; to near the end of a pursuit. (verb)
• To near a goal or completion. (verb)

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• "(The Maids are reluctant, but Housekeeper commands them with her eyes to close in on Margaret, and they obey.) (Margaret backs away until she brings up against desk.)"
• "He created a complex set of misdirections for the army unit that was trying to close in on his physical body; it would take them several hours to find him, far longer than necessary for the govern - ment to call them off."
• "There was thus revealed not only the important fact that Lee was concentrating at Amelia Court House, but also a trustworthy basis for estimating his troops, so I sent word to Crook to strike up the railroad toward me, and to Merritt -- who, as I have said, had followed on the heels of the enemy -- to leave Mackenzie there and himself close in on Jettersville."