Frank it could mean: LSD Little Spike Dudley (pro wrestler)
Or:
- LSD Least Significant Difference (statistics)
- LSD Limited Slip Differential (drive axels on cross country vehicles)
- LSD Limited Slip Differential
- LSD Lucy in the Sky with Diamonds (Beatles song)
- LSD Lake Shore Drive
- LSD Love Sensuality Devotion (Enigma album)
- LSD Long Slow Distance (fitness training)
- LSD Low Sulfur Diesel (fuel)
- LSD Law Student Division (American Bar Association)
- LSD Landing Ship, Dock (aka Dock Landing Ship)
- LSD Lietuvos Standartizacijos Departamentas (Lithuanian Standards Board)
- LSD Last Stage of Delirium (Polish web security group)
- LSD Least Significant Digit
- LSD Fisher's Least Significant Difference (statistics; analysis)
- LSD Low Self Discharge (battery chemistry)
- LSD Love's Secret Domain (album by band Coil)
- LSD Lysosomal Storage Disease
- LSD Local Spin Density
- LSD Lakeshore Drive
- LSD Louisiana School for the Deaf
- LSD Lumpy Skin Disease
- LSD Legal Surveys Division (Canada)
- LSD Latin Square Design (statistics)
- LSD Lean Software Development (efficiency in software development)
- LSD Life Sciences Division
- LSD Pounds, Shillings and Pence (UK slang for currency)
- LSD Lyserg Saeure Diaethylamid (German)
- LSD Life Science Dictionary
- LSD Liquid Sound Design
- LSD Large-Screen Display
- LSD Lansing School District (Michigan)
- LSD Low Speed Data (videoconferencing data channel)
- LSD Life, Sex, and Death (band)
- LSD Lead Singer Disease (when a singer leaves a band to go solo due to ego)
- LSD Light Shaping Diffuser
- LSD Labor Saving Device
- LSD Love Spirals Downward (band)
- LSD Lamborghini Style Doors (automobile design)
- LSD Librae Solidi Denarii (Pounds Shillings Pence) UK & Ireland
- LSD Laboratory for Simulation Development
- LSD Love Sex & Dating
- LSD Lysine-Specific Demethylase (biology)
- LSD Lysergic Acid Diethlamide
- LSD Legislative Services Division (Montana)
- LSD Location Service Daemon (Java EJB)
- LSD Long Slow Death
- LSD Low Side Driver (electrical engineering)
- LSD Little Snazzy Drummer
- LSD Laser Supported Detonation (waves)
- LSD Life Saving Device (song)
- LSD Lashed Secured Dunnaged (shipping)
- LSD Linacre School of Defence
- LSD Lower Slower Delaware
- LSD Lead System Designer
- LSD Light Sensitive Diode
- LSD Legal Services Developer
- LSD Legal Self Defense
- LSD Lexington School for the Deaf (Jackson Heights, New York)
- LSD List Sphere Decoding
- LSD Lorenzo Saint Dubois (movie,The Producers)
- LSD Lone Star Draft (beer)
- LSD Loud Style Design
- LSD Lethbridge School District (California)
- LSD Low Starch Diet
- LSD Legal Survey Description
- LSD Logarithmic Standard Deviation
- LSD Learn, Start, Do (Grand Theft Auto)
- LSD Lighting Sensitive Displays
- LSD Littérature Sémo-Définitionnelle (Italian)
- LSD Laboratory for System Dynamics and Signal Processing
- LSD Least Separation Distance
- LSD La Sourie Deglinguee (French rock band)
- LSD Line Signal Detect (equivalent to carrier detect on a DSU)
- LSD List Server for Domino (email list program; Bright Ideas Software)
- LSD Little Silly Dish (small consumer grade satellite receivers)
- LSD Logistic Support Detachment
- LSD Lowland Search Dogs (UK)
- LSD Los Santos Delivery (gaming, GTA:San Andreas)
- LSD Large Scope Dissemination
- LSD Liberal Studies Division
- LSD Liberty Sanitation Department (Grand Theft Auto reference)
- LSD Louisiana Super Dome
- LSD Logic and Semantics for Dummies
- LSD Local Slope Data
- LSD Logistics Support Directorate
- LSD Land Surface, Depth From
- LSD Local Service Desk
- LSD Lucifer's Stained Dress (song)
- LSD Large Size Dry
- LSD Lulie St Dash
- LSD Laser Spot Detector
- LSD Loop Signaling Device
- LSD Lost Souls of Darkness (game)
- LSD Lifestyle and Social Discourse
- LSD Love Stops Depression
- LSD Langley Swim and Dive
- LSD Live Status Display
- LSD Lashing, Stowage und Dunnage (German)
- LSD Lymphatic System Disorder
- LSD Liquid Scintillator/Scintillation Detector
- LSD Lowest Significant Dose
- LSD Lunar Surface Drill
- LSD Logistics Support Data/Document
- LSD Lucid Sun Divine (Mary Pranksters song)
- LSD Large-Scale Distributed (computer systems)
- LSD Layton Service Desk (Tampa, FL)
- LSD Limit States Design (engineering)
- LSD Leafy Sea Dragon (marine fish)
- LSD Life Span Development (psychology)
- LSD League for Spiritual Discovery (est. 1966)
- LSD Law School Discussion (forum)
- LSD Land Systems Division (various locations)
Either way, the CAsA definition or should I say
intent of LSD is complete bollocks. Hey Witchdoctor and Anustasi - stick that in a minute!