verb[with object] (usually be infested)
- (Of insects or animals) be present (in a place or site) in large numbers, typically so as to cause damage or disease: the house is infested with cockroaches [as adjective, in combination]: (-infested) shark-infested watersMore example sentences
- Fleas infest the animal (rats, but other rodents as well), and these fleas move freely over to human hosts.
- His McGill ghetto apartment is infested with mice and, try as he might, he can't seem to get rid of them.
- The species was believed to have been wiped out in 1918 when rats infested their home island.
- More example sentences
- Campaigners warn that Britain's streets could be plagued by vermin infestations if people continue to dump their rubbish irresponsibly.
- Movies about the end of the world or uncontrollable plagues and infestations are huge box office successes.
- Indeed, worm infestations, lice and a variety of other health problems plague the residents of the water villages.
late Middle English (in the sense 'torment, harass'): from French infester or Latin infestare 'assail', from infestus 'hostile'. The current sense dates from the mid 16th century.