infest


in·fest

verb \in-ˈfest\

of something harmful or unwanted : to be in or over (a place, an animal, etc.) in large numbers

Full Definition of INFEST

transitive verb
1
:  to spread or swarm in or over in a troublesome manner <a slum infested with crime> <shark-infested waters>
2
:  to live in or on as a parasite
in·fes·tant \-ˈfes-tənt\ noun
in·fes·ta·tion \ˌin-ˌfes-ˈtā-shən\ noun
in·fest·er \in-ˈfes-tər\ noun

Examples of INFEST

  1. <in desperation, we called in an exterminator because the house was infested with ants>

Origin of INFEST

French infester, from Latin infestare, from infestus hostile
First Known Use: 1602

in·fest

transitive verb \in-ˈfest\   (Medical Dictionary)

Medical Definition of INFEST

: to live in or on as a parasite <the flea that infests cats> <horses infested with worms>—compare infect

Browse

Next Word in the Dictionary: infestious
Previous Word in the Dictionary: infertile
All Words Near: infest

Seen & Heard

What made you want to look up infest? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More