/ Dictionary / Index T tk.: Meaning and Definition of Find definitions for: tk. Pronunciation: [key] tank. truck. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Tjirebon TKO Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language