| Acronym | Meaning |
| GULCR | Grupo De Usuarios De Linux De Costa Rica |
| DSPS | D.s.p. Suivre (Latin |
| DU | Depleted Uranium -Dust (METAR Code) |
| POE | Perl Object Environment -Port Of Embarkation |
| SIYSS | Stockholm International Youth Science Seminar |
| ATFU | Ate The Fuck Up - Related To FUBAR |
| NIB | New In Box (Internet Auction/trading Listings) |
| ASCAP | American Society Of Composers |
| AFJ | April Fool's Joke |
| FIDĀ | F?d?ration Internationale Des ?checs (French World Chess Federation) |