infest
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.in·fest
transitive verb \in-ˈfest\Definition of INFEST
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
- <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
Related to INFEST
- Synonyms
- overrun
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
Learn More About INFEST
Browse
Next Word in the Dictionary: infestious
Previous Word in the Dictionary: infertile
All Words Near: infest
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).
