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definitions
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P.I.

  1. Philippine Islands.
  2. Also PI, p.i. private investigator.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

sleuth, gumshoe, reporter, agent, spy, informer, prosecutor, cop, eavesdropper, tail, investigator, sleuthhound, flatfoot, dick, tracker, bloodhound, fink, eye, snoop, scout