Possible Clues:

• Ancient, in Aberdeen
• Lang lead-in
• 1/1 song-title word
• Title word in the first song of the year
• - - Reekie, name for Edinburgh literally old smoky
• January 1 title word
• Ancient Glaswegian notice covering the centre of Mull
• New Year's Eve adjective
• 'Should ___ acquaintance ...'
• Word sung in early January