The meaning of the Acronym LST is...

LST is

• Light Smooth Tough

More Meanings For LST:

• Keyboard macro (1st Reader)
• List file (archive index - compiler listfile)
• source code Listing file
• Spool file (Oracle)
• Last Seen There
• Local Sidereal Time
• Lady Scooter Trash
• Losi Super Truck
• Landing Ship Tank
• Large Slow Target
• Light Stabilizer Technology
• Light Side Training
• Light Stiff And Tough
• Last Stand Timer
• Loop Status Table

LST is also in:

• Astronomy
• Chat
• File Extensions
• Funnies
• Hobbies
• Ship Types
• Unfiled