back-blast

1 8.8

A strong flow of hot gas pushed back from a fired weapon that can injure people behind it

noun
/ˈbækˌblæst/

Specialized

: retroceso

After firing the recoilless rifle, the crew quickly moved to avoid the back-blast that followed.

That the the back blast of each of those RPGs.

Examples

The back blast from that Panzerfaust should've killed you.

Saints and Soldiers: The Void (2014)
That the the back blast of each of those RPGs.

Shawn Ryan Show
"I turned and put one foot up on the riverbank, and that's when I saw the back-blast of the RPG and the guy's silhouette and a silver thing with a red tip coming at me," Hagar says.

Blog text (7)
The soldiers took precautions to avoid the dangerous back-blast from their weapon after firing.
The back-blast from the grenade launcher caused debris to scatter across the firing range.

Synonyms

blast

vsback-blast

37 3.3

A sudden strong movement of air that pushes things

is specifically the backward force from recoilless weapons rather than general air movement

blowback

vsback-blast

Specialized

3 8.8

The backward flow of gas that pushes gun parts when fired

is the rear expulsion focused on recoil from recoilless weapons not internal operation

backblast

vsback-blast

Specialized

1 9.9

Hot gas and debris that fly backward when a rocket launcher fires

is the general forceful rear expulsion of gas or energy in such weapons

How Forceful

explosion

∞ 2.8

back-blast

Specialized

1 8.8

blast

27 2.7

puff

24 1.5

Surface Forms

back-blast singular

back-blasts plural

Morphology

back-blast = back + blast (semi-transparent) = back + blast

The components 'back' and 'blast' are clear, but the specific technical meaning related to weaponry is specialized.

Etymology

The word back-blast is a simple combination of back ('rear') and blast ('strong burst of wind or fire'). It names the dangerous burst that comes out the back of a weapon, so you must stay clear behind it.