unblockedspace
nounUK /ʌnˈblɒkt speɪs/
US /ʌnˈblɑːkt speɪs/
An unblocked space is an open area where nothing is in the way.
The children ran across the unblocked space in the park.
OTHER MEANINGS
2. A place on a road or path with nothing blocking it.
The truck moved slowly through the unblocked space between the cones.
3. An empty spot in a game board or puzzle.
She slid the tile into the unblocked space.
4. A computer storage area that is free to use.
The program saved the file in an unblocked space on the disk.