- to enter forcefully as an enemy; go into with hostile intent: Germany invaded Poland in 1939.
- to enter like an enemy: Locusts invaded the fields.
- to enter as if to take possession: to invade a neighbor's home.
- to enter and affect injuriously or destructively, as disease: viruses that invade the bloodstream.
- to intrude upon: to invade the privacy of a family.
- to encroach or infringe upon: to invade the rights of citizens.
- to permeate: The smell of baking invades the house.
- to penetrate; spread into or over: The population boom has caused city dwellers to invade the suburbs.
- to make an invasion: troops awaiting the signal to invade.
Origin of invade
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for invader
But first,” he said, “I am crossing the border into Iraq, to fight against the American invader.GOP Hypocrisy: Outraged Over Benghazi, Silent on Iraq
May 11, 2014
It is not clear who will win this battle of media giants, but it is a credit to the invader that it is happening at all.Murdoch's Italian Offensive
June 10, 2009
It began to seem to her as if the invader might pack up her mother's treasures and walk off with them.Meadow Grass
The granary alone, then, could be the shelter of the invader, whoever he might be.Tom Burke Of "Ours", Volume II (of II)
Charles James Lever
Though he was himself an invader, he felt that the Burmans did no wrong in resisting him.The Soul of a People
All agreed that the invader had chosen the period of his enterprise judiciously.Memoirs of the Jacobites of 1715 and 1745
It was agreed by all that the invader would come in his car; there was no other way.David Lannarck, Midget
George S. Harney
- to enter (a country, territory, etc) by military force
- (tr) to occupy in large numbers; overrun; infest
- (tr) to trespass or encroach upon (privacy, etc)
- (tr) to enter and spread throughout, esp harmfully; pervade
- (of plants, esp weeds) to become established in (a place to which they are not native)
Word Origin and History for invader
1540s, agent noun from invade.
late 15c., from Middle French invader "to invade," and directly from Latin invadere "to go into, enter upon; assail, assault, attack" (see invasion). Related: invaded; invading.