Douglas Harper's Etymology Dictionary
campagne
obsolete form of campaign.
Wikipedia
Campagne
Campagne (, meaning "countryside") may refer to several places:
Campagne (restaurant)
Campagne (, meaning "countryside") is a restaurant in Kilkenny, Ireland. It is a fine dining restaurant that was awarded a Michelin star for 2014 and 2015.
Head chef Gareth Byrne, formerly of Chapter One, opened the restaurant in 2008.
Usage examples of "campagne".
Nous ne sommes pas en force suffisante pour tenir contre eux en rase campagne.
The buffet consisted of Beluga Malossol caviar, pate de campagne, smoked Scottish salmon, oysters on the half shell, backfin lump crabmeat, crudites with a shallot vinaigrette dressing, and Cristal champagne.