It could be a specific variable or library (often named var ) within a software package or code repository related to "droit" (rights/permissions).
It might refer to a compressed file ( .rar ) containing documents related to "Droit" (the French word for Law ) from a specific university or organization's "var" (variable or data) folder. Download var droit rar
Could you clarify what the is or where you first saw this file name? It could be a specific variable or library