Defined: (n) trope, figure of speech, figure, image (language used in a figurative or nonliteral sense) NOUN
(Princeton University “About WordNet.” WordNet. Princeton University. 2010. <http://wordnet.princeton.edu>)
1. A figure of speech using words in nonliteral ways, such as a metaphor.
2. A word or phrase interpolated as an embellishment in the sung parts of certain medieval liturgies.
[Latin tropus, from Greek tropos, turn, figure of speech; see trep- in Indo-European roots.]
(The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2011 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.)
I haven’t heard a good medieval liturgy in a ‘coon’s age. Don’t worry, I’m not going to sing for you. We won’t go down that road. Although my yodeling is the bee’s knees!
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Webster’s New World
the use of a word or words in a figurative sense a figure of speech; figurative language in general; a common, often conventional, theme, motif, style, etc.
in the medieval church, the interpolation of a phrase or passage into the authorized service: such passages were later developed into dramatic dialogues
any such passage
(Webster’s New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.)