| Acronym | Meaning |
 | XXX | Hardcore Pornography (film Rating) - Thirty (in Roman Numerals) |
| HQDA | HeadQuarters |
| WRBWWRM | We Read Best What We Read Most |
| FIFO | First In |
| REACT | Remote Electronically Activated Control Technology |
| W3C | World Wide Web Consortium |
| 3I | Investors In Industry (venture Capitalists) |
| DSB | (U.S.) Defense Science Board |
| HKD | Hong Kong Dollar (ISO 4217 Currency Code) |
| MMI | Man-Machine Interface |
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