| Acronym | Meaning |
 | CBASSE | Commission On Behavioral And Social Sciences And Education (sea Bass) |
| TW | Republic Of China (Taiwan) (ISO 3166 And FIPS 10-4 Country Code Digram) - Terawatt |
| NIAID | National Institute Of Allergies And Infectious Disease |
| SMH | Shaking My Head |
| AA | Achieved Availability - Alcoholics Anonymous -Armed Forces Americas (postal Symbol) - Aruba (FIPS 10-4 Territory Code) -Assembly Area - Automobile Association- Avenue Of Approach |
| IM | Isle Of Man (FIPS 10-4 Territory Code) -Instant Message (internet Speech) |
| NICAP | National Investigations Committee On Aerial Phenomena |
| GM | The Gambia (ISO 3166 Digram) -GameMaster (role-playing) - General Motors - Genetically Modified -Germany (FIPS 10-4 Country Code) -Guru Meditation (computing) |
| WTF | What The Fuck? (WTF Could Also Be Considered |
| BSE | Bovine Spongiform Encephalopathy |
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