| Acronym | Meaning |
 | NN | Norwegian Nynorsk Language (ISO 639-1 Code) |
| ANSI | American National Standards Institute |
| UUID | Universally Unique Identifier (see Also GUID) |
| JREF | James Randi Educational Foundation |
| GW | Games Workshop - Germ Warfare -Gigawatt -Guided Weapon -Guinea-Bissau (ISO 3166 Digram) |
| ACOBA | Advisory Committee On Business Appointments |
| GAAR | General Anti-Avoidance Rule (tax Evasion) |
| FAB | Feline Advisory Bureau (UK Feline Charity) |
| NHB | New Hebrides (ISO 3166 Trigram; Obsolete 1980) |
| QWG | Quadripartite Working Group (qwig) |
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