Definition of tystie in English:

tystie

noun

Scottish
  • another term for black guillemot
    • ‘I had the delightful privilege at lunchtime to watch the most charming little birdies on the sea - black guillemots or tysties.’
    • ‘One of the advantages of fishing close to the nest location is that tysties can afford to have two eggs.’
    • ‘As well as many types of gull you will see eider ducks, mergansers, black guillemots (known as tysties in Orkney) shags and cormorants.’
    • ‘But what I did get was a superb sighting of four tysties, sitting on a ledge just a few yards away from me.’
    • ‘Scapa Beach has been particularly badly affected, with over 200 guillemots found as well as puffins, razorbills and tysties.’
    • ‘Walk along the edge opposite the stacks, looking for shags, tysties, eider ducks, grey seals.’
    • ‘Male and female tysties look alike throughout the year.’

Origin

Late 18th century: of Norse origin.

Pronunciation

tystie

/ˈtʌɪsti//ˈtiːsti/