Definition of "retro" []

• Retroactive: retro pay. (adjective)
• Involving, relating to, or reminiscent of things past; retrospective: "As is often the case in retro fashion, historical accuracy is somewhat beside the point” ( New York Times). (adjective)
• A fashion, decor, design, or style reminiscent of things past. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And in case you weren't looking, our stadium ushered the term retro into the baseball lexicon."
• "Finally, here's a band that won't be offended when journos use the word "retro" to describe their music."
• "Their sound is post-punk/new-wave or what I called retro new-wave rock."