# BLOCK Command [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) → [B](Help%20System/GSTARCAD/2027/Commands/B/(B).md) ## Function Description: This command is used to create a block definition for the specified object. The [Block Definition dialog box](Help%20System/GSTARCAD/2027/Commands/03%20Dialog%20Boxes/B/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 (GstarCAD 2026)](../../../2026/Commands/00%20Command%20Groups/Commands%20about%20Dynamic%20Blocks.md) - [Commands about Basic Blocks (GstarCAD 2026)](../../../2026/Commands/00%20Command%20Groups/Commands%20about%20Basic%20Blocks.md) **Related Tasks：** - [To Define a Block for the Current Drawing (GstarCAD 2026)](../../../2026/Commands/01%20Procedures/To%20Define%20a%20Block%20for%20the%20Current%20Drawing.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences_B/BLOCK.html) · © Gstarsoft Co., Ltd.