CEFR C2

back-blast

noun

Meaning

The dangerous discharge of hot gases and pressure expelled from the rear of a recoilless weapon or rocket launcher upon firing.

Examples

  • The operator warned everyone to clear the danger zone to avoid the lethal back-blast.
  • Engineers designed the new shoulder-fired system to minimize the back-blast signature.

Synonyms: exhaust, recoil, propulsion, venting