1.
window side; window seat
The side or seat next to a window, especially on a train, airplane, or in a room.
窓側の席をお願いします。
A window seat, please.
新幹線では窓側に座ると景色が楽しめる。
You can enjoy the scenery if you sit by the window on the bullet train.
飛行機の窓側の席から、富士山がきれいに見えた。
I could see Mt. Fuji clearly from the airplane window seat.
窓側 is formed from 窓 (window) + 側 (side). The 側 suffix is used to form many location words.
CONTRAST:
- 窓側: window side
- 通路側: aisle side
COMMON CONTEXTS:
- Trains, airplanes, buses: choosing seats
- Restaurants: requesting a table by the window
- Offices: 窓際 (by the window) is used differently — 窓際族 refers to sidelined employees