The meaning of the Acronym LUP is...

LUP is

• Lower Upper And Permutation

More Meanings For LUP:

• Longest Unassisted Program
• Least User Privilege
• Lead Units Of Pressure
• Lower Upper And Permutation
• Land Use Permit
• Land Use Plan
• Locking Up Parents
• Kalaupapa Airport, Kalaupapa, Hawaii USA

LUP is also in:

• Airport Codes
• Assembly
• Law
• Security
• State and Local
• Unfiled
• Unit Measures
• US Government