DictionaryguerrillaIrregular fighter
noun / adjective

guerrilla

guh-RIL-uh/ɡəˈrɪlə/

An irregular fighter relying on surprise against a larger force.

The guerrilla moves cautiously through the woodland with a small group of irregular fighters.

A small irregular group of fighters travels cautiously through woodland, no active violence.
Etymology

Literally “little war,” guerrilla named skirmishing warfare and a body of skirmishers. English extended that collective or tactical meaning to an individual fighter using irregular tactics.

More examples

  • The guerrillas hide in the hills between raids on government forces.
  • The larger army struggles to defend against guerrilla attacks.
  • The small company uses guerrilla marketing to attract attention cheaply.

Forms

guerrilla · guerrillas

Similar words

insurgent
Emphasizes rebellion against authority rather than particular fighting tactics.
partisan
Often emphasizes armed resistance to an occupying force.