voidfill
nounUK /ˈvɔɪdfɪl/
US /ˈvɔɪdfɪl/
Voidfill is stuff like paper or bubbles that fills empty space in a box so things don't move around.
The shop used voidfill to keep the mugs safe during shipping.
RELATED WORDS
OTHER MEANINGS
2. The act of filling an empty space or gap.
The voidfill of the empty lot with trees made the street look nicer.
3. In gaming, a term for filling unused areas of a map with scenery.
The level designer used voidfill to make the empty corners of the map look natural.
4. A material used to take up space in a container so it looks full.
They added voidfill to the gift box so the present wouldn't rattle.