/ Dictionary / Index T twin killing: Meaning and Definition of Find definitions for: twin' kill'ing Pronunciation: [key] — Baseball Slang. Baseball Slang. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. twink twinkle Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language