/ Dictionary / Index D dinkey: Meaning and Definition of Find definitions for: dink•ey Pronunciation: (ding'kē), [key] — pl. -eys. a small locomotive, esp. with a switch engine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dinkey (Thesaurus) Dinka dinkum Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language