Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb To focus one's aim; to zoom in and center on something.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • verb direct onto a point or target, especially by automatic navigational aids
  • verb adjust (as by firing under test conditions) the zero of (a gun)

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

The phrase possibly comes from adjusting a sighting mechanism of a firearm to minimise the discrepancy between where the sight points and where a bullet lands on a target.

Examples

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Comments

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  • It does not zero in on a phenomenon or stake out unclaimed ground in a subfield.

    January 18, 2018