verb
-vades; -vaded; -vading
to enter (a place, such as a foreign country) in order to take control by military force [+ obj]
to enter (a place) in large numbers [+ obj]
[+ obj] :to enter or be in (a place where you are not wanted)
to spread over or into (something) in a harmful way [+ obj]
[+ obj] :to affect (something, such as your life or privacy) in an unwanted way