- 1A member of a small independent group taking part in irregular fighting, typically against larger regular forces: this small town fell to the guerrillas [as modifier]: guerrilla warfareMore example sentences
- The military power employed went beyond American troops engaged in fighting guerillas.
- During the eighteenth century, the Sikhs had to fight a guerilla war against huge forces.
- When you're fighting guerrillas, or terrorists, the enemy is quite literally hydra-headed.
- 1.1 [as modifier] Referring to actions or activities performed in an impromptu way, often without authorization: guerrilla theaterMore example sentences
- These days, a friendship with Pete Doherty and a habit of guerrilla gigging virtually guarantee success.
- All this guerrilla artwork reflected the widespread belief that it was the IRA that had pulled off the heist.
- We're guerrilla publishers: you see a gap and fill it to as high a standard as possible.
early 19th century (introduced during the Peninsular War (1808–14)): from Spanish, diminutive of guerra 'war'.