Openings in the wall, usually has a glass barrier. Not to be confused with larger openings that are covered with a wooden plank called a door. These glass barriers can be rotated (usually outward) to allow for air and other pollution to enter the building.
Windows is also the name of an operating system from Microsoft and the name is copyrighted. It is therefore forbidden to use the word windows without paying royalties. Funnily enough, Doors is the name of another operating system.
- Nickelodeon's favourite pastime is licking windows. This upsets the school children behind them. However, most of them are usually distracted by the naked arse of GeoffP against the next window minimizing the upsetting effect of the tongue licking, or strangely enhancing it. The latter, almost certainly. For TDI, anyway.