There is no overhang of a pool table that has a name. The rail cushions overhang the surface, but this is a part of the table and is not referred to as overhang.
It is a pocket billiards table, but during the 1920's men would "pool" their money for betting, hence the name pool table came to use. The common term used today is "pool table".
A roof overhang is generally just called a roof overhang unless you are referring to a specific part of the overhang.
There are no pool table markings except the foot spot dot. It is called the rack spot by some people.
Felt covering
The playing surface of a good quality snooker table has a bed of slate so it is called a slate bed pool table.
No, if a pool table is not configured as a 6 pocket pool table it is not a pool table today.
I do not own a pool table.
a pool table has balls but billard table has balls to play i would reccommed the pool table
France Billard
Pool table in french is billard
A pool table has 6 pockets
there are 6 pockets on a pool table