The term [スト](javascript:void(0)) is a Japanese abbreviation with multiple meanings depending on the context:

• It can be short for [ストライキ](javascript:void(0)), meaning "strike" (work stoppage by employees).
• It also stands for [ストローク](javascript:void(0)) in mechanics, denoting strokes in 2-stroke or 4-stroke engines.
• In Japanese gaming culture, it is widely recognized as short for [ストリートファイター](javascript:void(0)), the popular fighting video game series "Street Fighter," including titles like "ストII" (Street Fighter II) and the latest "スト6" (Street Fighter 6).

So the meaning of [スト](javascript:void(0)) depends on the context in which it is used.