Meaning

noun a region in northwestern Canada where gold was discovered in 1896 but exhausted by 1910

noun a form of solitaire that begins with seven piles of cards with the top cards facing up; descending sequences of cards of alternating colors are built on these piles; as aces become available they are

originFrom Klondike, a region in the Yukon territory of Canada that saw a gold rush, named after the Klondike River. A corruption of Hän Tr'ondëk (“hammerstone water”) or Gwich'in throndiuk (“hammer-water”).

Etymology from Wiktionary, CC BY-SA 3.0