Some square meters can be constituted-of-or-filled-with gross (floor area).
Some cubic meters can be constituted-of-or-filled-with rock.
A (business area) can be constituted-of-or-filled-with some square meters.
An average speed can be constituted-of-or-filled-with some meters.
A (wind velocity) can be constituted-of-or-filled-with some meters.