zero in on

  1. Verb.  (idiomatic) To aim precisely at a target.
  2. Verb.  To successfully narrow down a search.
  3. Verb.  To concentrate or focus one's attention on at task.
  4. Verb.  To converge on something.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.