The meaning of the Acronym TL is...

TL is

• Tough and Long
• Tinklefoot Lackey
• Turd Launcher

More Meanings For TL:

• Type Locality
• Template Library
• Transport Layer
• Tough Luck
• Top Level
• Target Language
• Telephone Lead
• True Love
• Telecommunication License
• Thallium
• Technology Level
• Transmission Loss
• Toronto Libraries
• Tree List
• Trigram Lines

TL is also in:

• Amateur Radio
• Assembly
• Chat
• Chemistry
• Electronics
• General
• Libraries
• Mathematics
• Networking
• SMS
• Software
• Telecom