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Verb: infest  in'fest
  1. Invade in great numbers
    "the roaches infested our kitchen";
    - overrun
     
  2. Occupy in large numbers or live on a host
    "the Kudzu plant infests much of the South and is spreading to the North";
    - invade, overrun
     
  3. Live on or in a host, as of parasites

Derived forms: infested, infests, infesting

Type of: inhabit, invade, occupy

Encyclopedia: Infest