Definitions

1. noun

A fragment of stone or metal that breaks off from a surface, especially from a wall or a building.

“The spall from the explosion scattered debris all over the street.”

2. verb

To break off or be shed in small fragments, especially from a stone or metal surface.

“The spall of the rock caused a loud noise as it fell to the ground.”

3. verb

To cause something to break off or be shed in small fragments.

“The blast spalled the stone wall, leaving it in shambles.”

4. noun

A protective plate or sheet, typically made of metal, that is fitted over a part of a vehicle, such as a tank or an aircraft, to protect it from damage.

“The spall on the tank’s hull helped protect it from the enemy’s gunfire.”