Try Our Apps


90s Slang You Should Know


[in-veyd] /ɪnˈveɪd/
verb (used with object), invaded, invading.
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.
verb (used without object), invaded, invading.
to make an invasion:
troops awaiting the signal to invade.
Origin of invade
1485-95; < Latin invādere, equivalent to in- in-2 + vādere to go; see wade
Related forms
invadable, adjective
invader, noun
quasi-invaded, adjective
reinvade, verb (used with object), reinvaded, reinvading.
uninvadable, adjective
uninvaded, adjective
1, 2. penetrate, attack. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for invader
Contemporary Examples
Historical Examples
  • To save his life he had but to submit to the enemy; the invader would not have exterminated him.

    The Wrack of the Storm Maurice Maeterlinck
  • The man was an invader, and in my eyes deserved an invader's doom.

    The Creed of the Old South 1865-1915 Basil L. Gildersleeve
  • And this gave them strong hope that Virginia might yet be free from the armies of the invader.

  • Lincoln and the Highlander were in favor of diplomacy in dealing with the invader.

  • In the month of May 1808, the invader was close at hand, and the citizens organised themselves for defence.

    Cathedral Cities of Spain William Wiehe Collins
  • The embassadors so understood it, and bid the invader defiance.

    Pyrrhus Jacob Abbott
  • Thrice it had closed its gates against the invader and stood a siege.

    Vayenne Percy Brebner
  • We treat the invader as very poor and simple people do a pompous visitor.

    The Simple Life Charles Wagner
British Dictionary definitions for invader


to enter (a country, territory, etc) by military force
(transitive) to occupy in large numbers; overrun; infest
(transitive) to trespass or encroach upon (privacy, etc)
(transitive) to enter and spread throughout, esp harmfully; pervade
(of plants, esp weeds) to become established in (a place to which they are not native)
Derived Forms
invadable, adjective
invader, noun
Word Origin
C15: from Latin invādere, from vādere to go
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
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.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for invade

Many English speakers likely know this word

Word Value for invader

Scrabble Words With Friends

Nearby words for invader