Dictionary.net

of or relating to or characteristic of Scotland or its people or culture or its English dialect or Gaelic language; "Scots gaelic"; "the Scots community in New York"; "`Scottish' tends to be the more formal term as in `The Scottish Symphony' or `Scottish authors' or `Scottish mountains'"; "`Scotch' is in disfavor with Scottish people and is used primarily outside Scotland except in such frozen phrases as `Scotch broth' or `Scotch whiskey' or `Scotch plaid'"

the dialect of English used in Scotland

the dialect of English used in Scotland

Of or pertaining to the inhabitants of Scotland, their country, or their language; as, industry or economy; a chief; a dialect.

Pertaining to Scotland or its people.

See Scotch.