(slang) An old-timer, especially in Alaska. From the distinctive pouches of bread starter worn on a belt or around the neck by experienced prospectors during the Klondike Gold Rush.
(Yukon) A permanent resident of the territory. Someone who has lived in the Yukon during all four seasons.
Origin of sourdough
Sense 2,from an association with using pieces of sourdough to leaven bread in the winter
American Heritage Dictionary of the English Language, 5th Edition
Sourdough Sentence Examples
There's chili and homemade sourdough bread bowls.
They enjoy croissant dinner rolls or fresh sourdough bread with their meals.
Kombucha is a form of bacteria and yeast, similar to a yeast starter for sourdough bread.
Dean and his stepfather dined on western style beans, baked potatoes, sourdough bread and the best spareribs either had ever eaten.
Choose from any of the subs that contain less than six grams of fat, stick with the white, wheat or sourdough breads, and don't add cheese, oil, mayonnaise, or high-calorie options like the Chipotle Southwest sauce.