Scotty1
/ˈskɒti/(also Scottie) informal
noun
1(A nickname for) a Scottish person.
2Usually in form Scottie. = Scottish terrier.
Origin
Mid 19th century. From Scot + -y. Compare earlier scotty and Scotchy.
scotty2
/ˈskɒti/(also scottie)
adjective
Australian. With lower-case initial. Bad-tempered, irritable.
Origin
Mid 18th century (in an earlier sense). From Scot + -y.