pro ‧ to ‧ type /ˈprəʊtətaɪp $ ˈproʊ-/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Language: French ; Origin: Greek prototypon 'first form' ]
1 . the first form that a new design of a car, machine etc has, or a model of it used to test the design before it is produced
prototype of/for
a working prototype of the new car
2 . someone or something that is one of the first and most typical examples of a group or situation