dinky(n = noun.artifact) dinkey - a small locomotive;
is a kind of engine, locomotive, locomotive engine, railway locomotive

1.  dinky(s = adj.all) - small and insignificant; "we stayed in a dinky old hotel"

2.  dinky(s = adj.all) - (British informal) pretty and neat; "what a dinky little hat"

dinky, adj. (dinkier, dinkiest) colloq.
1 Brit. colloq. (esp. of a thing) neat and attractive; small, dainty.
2 US trifling, insignificant.

dinky, n. (pl. -ies)
1 a well-off young working couple with no children.
2 either partner of this.

Etymology:
contr. of double income no kids + -Y(2)