In chat, "SD" typically means sweet dreams.
It's an abbreviation used for convenience to quickly wish someone a good night's sleep in online conversations. This is especially common in text messages or online chats where brevity is valued.
In chat, "SD" typically means sweet dreams.
It's an abbreviation used for convenience to quickly wish someone a good night's sleep in online conversations. This is especially common in text messages or online chats where brevity is valued.
