What is "panagakos"

Panagakos is a Greek surname that is commonly derived from Mani, Greece. In Greek, its literal translation means 'front – lead', however the interpretation of the entire surname is 'lead from the front'. There is no record to point to the origins of the surname but, taking into account the definition of the two words 'front' and 'lead' it is likely the surname has military significance or something representing authority.