Jin Dixon - The name of the lady is Mrs spelled McKay, no McKie. This is a frequent mistake by non Scots - they see McKay, and pronounce it as read, or hear it, as you said from the record and transcribe it as McKie,but it's actually pronounced Mac-eye. If you do that you'll see that it rhymes with the other lyrics; sly and die!

Vennel - is a "close" or courtyard, alley, associated with the houses.