MASM
| Acronym | Definition |
|---|---|
| MASM | Macro Assembler |
| MASM | Microsoft Macro Assembler |
| MASM | Microsoft Assembler |
| MASM | Marinelife Aquarium Society of Michigan |
| MASM | Michael Andrew Simon Michniewicz (artist) |
| MASM | Military Assistance & Sales Manual |
| MASM | Muslim American Society of Minnesota |
| MASM | Mather Aerospace Modelers (Rancho Cordova, CA) |