From Longman Dictionary of Contemporary EnglishRelated topics: Militaryinvaderin‧vad‧er /ɪnˈveɪdə $ -ər/ noun [countable]PMa soldier or a group of soldiers who enter a country or town by force in order to take control of itInvaders ransacked the town.Examples from the Corpusinvader• It is dominated by the imposing Citadelle de Vauban, constructed in 1549 to defend the island against invaders.• In some people, the system makes mistakes and wrongly identifies an innocentsubstance as an invader.• Or stroll up to one of the distinctivesentryboxes, aligned so defenders could harasswould-beinvaders with a withering cross-fire.• It can't be organised in the presence of invaders.• WordPerfect executives came to view Novell executives as rudeinvaders of the corporateequivalent of Camelot.• From the hallbehind them they could hear the commotion as their comrades and the invadersfought hand to hand.• Some say the invaders wear short pants.• In the long run, both absorbed their invaders, but at very great cost.