| MUF | Alpha Software, Inc., Alpha Five Temporary Access Control File
| Others |
| MUF | Manly Ultimate Frisbee
| Others |
| MUF | Materials Unaccounted For
| Others |
| MUF | Maui Ultra Fins
| Others |
| MUF | Maximum Usable Frequencies
| Others |
| MUF | Maximum Usable Frequency
| Others |
| MUF | Melamin Urea Formaldehyde
| Others |
| MUF | Melamine Urea Formaldehyde
| Others |
| MUF | Met Uitsluitend Filosofen
| Others |
| MUF | Micro-Unit Frame
| Others |
| MUF | Microsoft Undocumented Feature
| Others |
| MUF | Minimum Usable Frequency
| Others |
| MUF | Mitsubishi Ukrainian Forum
| Others |
| MUF | Morris Union Federation
| Others |
| MUF | Morristown Unitarian Fellowship
| Others |
| MUF | Moscow Urban Forum
| Others |
| MUF | Muffin
| Others |
| MUF | Multi User Forth
| Others |
| MUF | Multi User Frequency
| Others |
| MUF | Multi-User Forth
| Others |
| MUF | Multiple Use Firearm
| Others |
| MUF | Muting, Indonesia
| Others |
| MUF | Mysterious Unknown Force
| Others |