guerrilla

/ɡəˈrɪlə/
noun
  1. A member of a small independent group that fights against a larger, regular army, often using surprise attacks.
    • The army is trying to capture the guerrilla leaders.
    • Many guerrillas are civilians who take up arms during a conflict.
    • The guerrillas hid in the jungle and struck at night.
adjective
  1. Relating to or involving the tactics of guerrillas; informal, unconventional, and often done in secret.
    • They organized a guerrilla art show in an empty storefront.
    • Guerrilla filmmaking means shooting with a tiny crew and no permits.
    • The company used guerrilla advertising by projecting ads onto buildings.
What does "guerrilla" mean? | whatsthatwordmean | whatsthatwordmean