| Acronym | Definition |
|---|
| GMK➣Gnu Make File |
| GMK➣Grand Master Key (locksmithing) |
| GMK➣Godzilla, Mothra, and King Ghidorah (monsters; movie) |
| GMK➣Grindsted Motor Klub (Danish auto club) |
| GMK➣Good Morning Kuya (TV show; Philippines) |
| GMK➣Gamelan Mitra Kusuma (Indonesian music and dance ensemble) |
| GMK➣Global Medical Knowledge, Inc. (information and collaboration group) |