| Acronym | Definition |
|---|
| LCU | Landing Craft, Utility |
| LCU | Lubbock Christian University (formerly Lubbock Christian College; Lubbock, TX, USA) |
| LCU | Local Control Unit |
| LCU | Lead City University (Ibadan, Nigeria) |
| LCU | Licensing and Certification Unit |
| LCU | Ldap Configuration Utility |
| LCU | Lan Configuration Utility |
| LCU | Licensing and Configuration Utility |
| LCU | Life-Change Unit (behavioral science) |
| LCU | Leominster Credit Union (Leominster, MA) |
| LCU | Lee County Utilities (Florida) |
| LCU | Lightweight Computer Unit |
| LCU | Laser Control Unit |
| LCU | Last Cluster Used |
| LCU | Library Control Unit |
| LCU | Local Currency Unit |
| LCU | Lincoln Christian University (Lincoln, IL) |
| LCU | Launcher Control Unit |
| LCU | LAN CID Utility (IBM) |
| LCU | Lake Country United (soccer; Hartland, WI) |
| LCU | Least Competent User (application usability testing) |
| LCU | Large Close-Up |
| LCU | Line Control Unit |
| LCU | Life Cycle Upgrade |
| LCU | Logic Control Unit |
| LCU | Liquid Cooling Unit |
| LCU | Landscape Character Units |
| LCU | London Correspondents Unit |
| LCU | Line Coupling Unit |
| LCU | Laptop Computer Unit |
| LCU | Launch Correlation Unit |
| LCU | LAN Capacity Upgrade |
| LCU | Lowest Compilable Unit |
| LCU | Low Cost Unit |
| LCU | Local Care Unit (various locations) |
| LCU | Log-Scale Continuous Uniform (input distribution) |
| LCU | Langue de Communication Usuelle (French: Common Language of Communication) |