Sc. [f. TIN sb. + -ie, -Y, dim. suff.] A small tin mug, a childs tin.
1825. Jamieson, Tinnie, the small jug or porringer used by children.
1864. Auld Ayr, 86. Let us have a tinny of grog.
1906. Scott. Chron., 6 July, 482/2. They turned up each with his or her tinnie well in evidence.