0 a space from which most or all of the matter has been removed, or where there is little or no matter --
No artist works in a vacuum - we are all of us influenced by others.
The withdrawal of troops from the area has created a security vacuum which will need to be filled.
1 a vacuum cleaner --
3 a space without any gas or other matter in it, or a space from which most of the air or gas has been removed: --