1. a loose, brightly colored dress or robe, typically worn in Hawaii and other Pacific islands
Usage: also spelled muumuu; informal; often associated with Hawaiian culture

Examples

• She wore a colorful mumu to the beach party.
• The mumu is a traditional Hawaiian garment that remains popular in warm climates.
• Tourists often buy mumus as souvenirs from their island vacations.
• The loose fit of a mumu makes it comfortable for hot weather.