Definition of "cummerbund" [cum•mer•bund]

• A broad sash, especially one that is pleated lengthwise and worn as an article of formal dress, as with a dinner jacket. (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.

• "Fellows are discarding waistcoats and wearing what they call a cummerbund -- silk sash round the waist."
• "The plan - which Afghan officials have dubbed a "cummerbund" - could falter quickly if"
• "Red-tailed hawks have a white chest and a "cummerbund" of dark feathers."