What is the origin of 'sleep tight'?
Read moreOne of the mysteries of the English language finally explained.
In France: the political and economic policies associated with François Mitterrand, characterized by moderate socialism, political compromise, and the promotion of European integration.
1970s; earliest use found in Daedalus. From the name of François Mitterrand, socialist President of France + -ism, apparently after French Mitterrandisme.