# BLOCK Command [GstarCAD 2025](Help%20System/GSTARCAD/2025/Index.md) → [Commands](Help%20System/GSTARCAD/2025/Commands/(Commands).md) **Function Description:** This command is used to create a block definition for the specified object. The [Block Definition dialog box](Help%20System/GSTARCAD/2025/Commands/BLOCK%20Dialog%20Box.md) is displayed. You can create a block definition by selecting objects, specifying an insertion point and giving it a name. **Command Access:** > **Icon:**  > **Menu:** Draw > Block > Make > **Ribbon:** Home > Block > Make > **Toolbar:** Draw > Make Block > **Command:** BLOCK > **Alias:** B **Command Prompts: /** --- **Related References：** - [Commands about Dynamic Blocks](Help%20System/GSTARCAD/2025/Commands/Commands%20about%20Dynamic%20Blocks.md) - [Commands about Basic Blocks](Help%20System/GSTARCAD/2025/Commands/Commands%20about%20Basic%20Blocks.md) **Related Tasks：** - [To Define a Block for the Current Drawing](Help%20System/GSTARCAD/2025/Commands/01%20Procedures/To%20Define%20a%20Block%20for%20the%20Current%20Drawing.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2025_en-US/detail/commandReferences/BLOCK.html) · © Gstarsoft Co., Ltd.