Sentence:  <WSD>Angus</WSD> was a great enlargement of experience for me, because he illustrated how haphazardly Fate attributes names to her unoffending children. <WSD>Angus</WSD> McGubbin: a Scots giant, red-haired and scowling - wouldn't you think so? 
Meaning of the word marked with <WSD> tags:  (from=Scottish Gaelic) of mostly Scottish usage.