Definition of syne in English:

syne

adverb

Scottish
  • Ago.

    • ‘I set out frae hame, about three weeks syne, taking my passage in the steam-boat at Ardrossan for Glasgow.’
    • ‘I came to it weeks syne about the man ye'll maybe meet the morn's night.’

Origin

Middle English: contraction of dialect sithen ‘ever since’.

Pronunciation

syne

/sīn//saɪn/