terroir UK /tɛːˈwɑː/US /tɛɹˈwɑɹ/ noun1 •The complete set of local conditions in which a particular wine or family of wines is produced, including soil type, weather conditions, topography, and wine-making savoir-faire.“It's got an ass-load of terroir.” “The fuck do you know, terroir?” “What do you mean?” — 2023 formsterroirs