sort by Rank | Alpha
| Possible Meanings | Rank |
| Community Affairs Unit | **** |
| Chang an University | **** |
| Christian Albrechts Universitaet | **** |
| Child Abuse Unit | **** |
| Chung Ang University | **** |
| Customer Assistance Unit | **** |
| Consumer Affairs Unit | **** |
| Central Accounting Unit | **** |
| Christian Albrechts University | **** |
| Colleges And Universities | **** |
| Contract Administration Unit | *** |
| Chicago Acoustic Underground | *** |
| Computer Academic Underground | *** |
| Community Assistance Unit | *** |
| Club Alpino Universitario | *** |
| Christian Albrechts Universitat | *** |
| CORNELL ADULT UNIVERSITY | *** |
| Control Access Unit | *** |
| Credit Administration Unit | *** |
| Cynllun Addysg Unigol | *** |
| Central Agricultural University | *** |
| Computer Applications Unlimited | *** |
| Corvette Accessories Unlimited | *** |
| Community Association Underwriters | *** |
| Child Abduction Unit | *** |
| Cockpit Avionics Upgrade | *** |
| Central Asian Union | *** |
| Christian Albrecht Universit | *** |
| Chinese Agricultural University | *** |
| Cynlluniau Addysg Unigol | ** |
| Clark Atlanta Univeristy | ** |
| Census area units | ** |
| chronic anterior uveitis | ** |
| community acquired uroinfection | ** |
| Confederation Americana Urologia | ** |
| Crisis/Assessment Unit | ** |
| Counties and UK | ** |
| Central Analytical Unit | ** |
| Controller Access Unit | ** |
| Community Access Unlimited | ** |
| Center for American Unity | ** |
| Community Alternatives Unlimited | ** |
| Controlled Access Units | ** |
| CJIS Audit Unit | ** |
| Concentrator Access Unit | ** |
| Community Advisory Unit | ** |
| Computer Access Unit | ** |
| Cost Avoidance Unit | ** |
| Centralized Applications Unit | ** |
| Chinese Agriculture University | ** |
| CUNY Adjuncts Unite | ** |
| Corrections Advisory Unit | ** |
| Corrective Action Unit | ** |
| Croatian Academic Union | ** |
| Consultant Administration Unit | ** |
| Channel Access Unit | * |
| Computer Anarchists Underground | * |
| Contract Advisory Unit | * |
| Cabinet Accessories Unlimited | * |
| Civil Affairs Unit | * |
| Common Access User | * |
| Cell Antenna Unit | * |
| Compliance Assistance Unit | * |
| Customer Access Unit | * |
| Central Appointments Unit | * |
| Centralized Adjudication Unit | * |
| Compliance Audit Unit | * |
| Consumer Assistance Unit | * |
| Control Arithmetic Unit | * |
| crypto ancillary unit | * |
| Command and Arithmetic Unit | * |
| Carbon Absorption Unit | * |
| Connection Arrangement Unit | * |
| Computer Applications Unit | * |
| Chill Adventures into the Unknown | * |
| Cripto-Auxiliary Unit | * |
| cryptographic auxiliary unit | * |
| Christian Albrechts UniversitSt | * |
| Contamination Analysis Unit | * |
| Ciegos del Area Urbana | * |
| Civilian Affairs Unit | * |
| College of Agriculture University | * |
| Computer Arithmetic Unit | * |
| Counter Arguments to Unocal | * |
| Current Agreements with Uzbekist | * |