The phrase "Auld Lang Syne" is a Scots language expression that can be loosely translated as "for old times' sake" or "long long ago". The song's lyrics reflect on the passage of time and friendship, and express a nostalgic sentiment for the past.
Auld Lang Syne has become a tradition in many countries, and is particularly famous for its powerful lyrics and unifying sense of camaraderie and fellowship. It encourages individuals to reflect on shared memories, friendships, and experiences from the past, and to embrace the future with hope and optimism.