- Mischievous; hurtful; harassing. - To trouble greatly by numbers or by frequency of
presence; to disturb; to annoy; to frequent and molest or harass; as,
fleas infest dogs and cats; a sea infested with pirates.
Meaning of 'infest' (Princeton's WordNet)
1 . infest
[ v]
Meaning (1): - occupy in large numbers or live on a host
Example in sentence:
the Kudzu plant infests much of the South and is spreading to the North