What is the meaning of Franco-?

Alternative letter-case form of Franco-

Franco- (relating to France, the ethnic French, the French language, or the Franks)

Franco- (relating to France, the ethnic French, the French language, or the Franks)

Franco- (relating to France, the French or the Franks)

free from duty

Franco- (relating to France or French)

Franco-

Franco-

Source: wiktionary.org