Saint-Tro·pez (s?N-trô-p??) A town of southeast France on the Mediterranean coast of the French Riviera. It is a noted seaside resort.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.Saint-Tro?pez (s?? tr??pe?) n. a resort town in SE France, on the French Riviera. 4523. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.