long since; long ago.
time long past.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use langsyne in a sentence
I have spoken of the phrase "Auld langsyne," and of other words, which may be compared in their Anglican and Scottish form.Reminiscences of Scottish Life and Character | Edward Bannerman Ramsay
In Norroway, langsyne, there lived a certain lady, and she had three dochters.The Blue Fairy Book | Various
See her again, for auld langsyne, at ony rate, and gie her it yersel.
The very stones prate of Neptune's whereabouts in days of langsyne.
I am no gaun to let the bonny bit young thing that I hae cherished like my ain dochter mak' the same mistake as I made langsyne.Lochinvar | S. R. Crockett
British Dictionary definitions for langsyne
long ago; long since
times long past, esp those fondly remembered: See also auld lang syne
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012