1. rousseau(n = noun.person) jean-jacques rousseau - French philosopher and writer born in Switzerland; believed that the natural goodness of man was warped by society; ideas influenced the French Revolution (1712-1778);
is a kind of philosopher, author, writer
Derived form adjective rousseauan1
2. rousseau(n = noun.person) henri rousseau, le douanier rousseau - French primitive painter (1844-1910);
is a kind of painter