| Acronym | Meaning |
 | UIUC | University Of Illinois At Urbana-Champaign |
 | DILLIGAF | Do I Look Like I Give A Fuck? (Internet Shorthand) |
 | FBCB2 OR FBCB? | Force XXI Battle Command |
 | SSK | Hunter-Killer Submarine (retired US Navy Hull Classification) |
 | JTLS | Joint Theater Level Simulation |
 | HCT | Higher Colleges Of Technology |
 | CCOC | Canadian Children's Opera Chorus |
 | DHRA | (U.S.) DoD Human Resources Activity |
 | IN | India (FIPS 10-4 Country Code; ISO 3166 Digram) - Indiana (postal Symbol) - Infantry |
 | DFAD | Digital Feature Analysis Data (dee-fad) |