The meaning of the Acronym LISP is...

LISP is

• Lost In Superfluous Parentheses
• Lots Of Infuriating Superfluous Parentheses
• Lots Of Insidious Silly Parentheses
• Lost Of Irritating Single Parenthesis
• Lots Of Irritating Silly Parenthesis
• Lost In Silly Parentheses
• Library And Information Science Program
• Lost In Stupid Parenthesis

More Meanings For LISP:

• List Programming
• List Processing
• Lots Of Incredibly Stupid Parentheses
• Lots Of Irritating Stupid Parentheses
• Lost In Stupid Parentheses
• Lots Of Idiotic And Stupid Parentheses
• Losta Insane Stupid Parenthesis
• Lots Of Insane Stupid Parentheses
• Lots Of Insipid And Stupid Parentheses
• Lots Of Infernal Stupid Parentheses
• Lots Of Irritating And Silly Parentheses
• Lots Of Incomprehensible Single Parentheses
• Lots Of Irritating Superfluous Parentheses
• Lots Of Inane Silly Parentheses
• Lots Of Irrelevant Silly Parentheses

LISP is also in:

• Adults
• Funnies
• General
• Software