A Gallicism can be:

• a mode of speech peculiar to the French;
• a French idiom;
• in general, a French mode or custom.
• a loanword, word or phrase borrowed from French.

• Francization
• Franglais
• Gallic (disambiguation)
• Gallican Rite, an ancient church rite
• Gallicanism, a religious-political philosophy from France
• List of English words of French origin
• List of French phrases used by English speakers