| Acronym | Definition |
|---|
| LS | List |
| LS | Listing (Unix command) |
| LS | Lesotho (ISO country code, top level domain name) |
| LS | Liechtenstein |
| LS | Leeds (postcode, United Kingdom) |
| LS | Little Sister |
| LS | Left Side |
| LS | Live Search |
| LS | Lower School |
| LS | Least Squares |
| LS | Lump Sum |
| LS | Looksmart (web directory) |
| LS | Luxury Sedan |
| LS | Low Speed |
| LS | Local Search |
| LS | Loudspeaker |
| LS | Light Saber |
| LS | Lotus Script |
| LS | Lisa Simpson |
| LS | Lok Sabha (Indian parliament) |
| LS | Lichtenstein |
| LS | Long-Short (stock trading) |
| LS | Lucky Strike (cigarettes) |
| LS | Link State |
| LS | Light Speed |
| LS | Luke Skywalker (Star Wars character) |
| LS | Learning Services |
| LS | Sick Leave |
| LS | Linkshell (gaming, Final Fantasy XI) |
| LS | Los Santos (gaming fictional city, GTA: San Andreas) |
| LS | Lighting System |
| LS | Link Set |
| LS | Long Shot |
| LS | Lynyrd Skynyrd (band) |
| LS | Lip Service |
| LS | Lifesaver (in contrast to a lifeguard) |
| LS | Lost in Space (Movie) |
| LS | Levi Strauss |
| LS | Liquid Scintillation |
| LS | Long Snapper (football) |
| LS | Lucky Star (anime) |
| LS | Level Switch |
| LS | Leelee Sobieski (actress) |
| LS | LiteStep (shell replacement for windows) |
| LS | Lemony Snicket (movie) |
| LS | Limit Switch |
| LS | Land Surveyor |
| LS | Loop Start (telecommunications) |
| LS | Louisville Slugger |
| LS | Logistics Support |
| LS | LAN Server |
| LS | Lichen Sclerosus (dermatology) |
| LS | Line Side |
| LS | Low-power Schottky (property of some TTL integrated circuits) |
| LS | Lumbosacral |
| LS | Location System |
| LS | Live Stock |
| LS | Low Sulfur (fuel) |
| LS | Load Speed |
| LS | Letter Signed |
| LS | Rolladen-Schneider (German glider manufacturer) |
| LS | Landing Site |
| LS | Lunar Surface |
| LS | Late Start |
| LS | Load Sensing (hydraulics) |
| LS | Leap Second |
| LS | Line Scanner |
| LS | Low Shear |
| LS | Leisure Studies |
| LS | List-Serv |
| LS | Local Switch |
| LS | Longitudinal Section (measure) |
| LS | Leading Seaman (Royal Navy) |
| LS | Leading Seaman |
| LS | Lausanne Sports (Swiss soccer club) |
| LS | Lightning Storm |
| LS | Log Sheet |
| LS | Landing System |
| LS | Living Sacrifice (band) |
| LS | Leigh Syndrome |
| LS | Liberalna Stranka (Croatian: Liberal Party) |
| LS | Limited Series |
| LS | Liaison Spécialisée (French type of business internet connection) |
| LS | Lead Sheet |
| LS | Life Sciences Division |
| LS | Lung Sounds |
| LS | Laryngospasm |
| LS | Light Shield |
| LS | Litigation Services |
| LS | Lower Stage |
| LS | Level of Signal |
| LS | Language Specialist (US government) |
| LS | Labor Service |
| LS | Launching System |
| LS | Elite Skills |
| LS | Lead Service |
| LS | Locus Sigilli (Latin: Place of Seal) |
| LS | Letter Sheet (philately) |
| LS | Long Spacer (NASA) |
| LS | Office for National Statistics Longitudinal Study (UK) |
| LS | Lectori Salutem |
| LS | Liquid Stock |
| LS | Lute Society (London, UK) |
| LS | Local Sensor |
| LS | Loop Sheet (Electrical schematic for an instrument) |
| LS | Low Stratosphere |
| LS | Laser Servo (120) (advanced floppy disk drive) |
| LS | Lodge Secretary (Order of the Arrow, Boy Scouts of America) |
| LS | Litigation Staff (Social Security) |
| LS | Liaison Squadron |
| LS | Launch Station |
| LS | Luzerne and Susquehanna Railway |
| LS | Luck Shot |
| LS | Logistics Station |
| LS | Sandia Laboratories, Livermore |
| LS | Light Smoothed |
| LS | Lunar Scout |
| LS | Left Surface Time (diving) |
| LS | Loyola Seminary |
| LS | Leave Without Pay - Employee Sick |
| LS | Lowspeed Signal (Nortel) |
| LS | Leukosis-Sarcoma group (lymphoid leukosis) |