Definition of suncup
: a yellow-flowered evening primrose (Oenothera ovata) found along the Pacific coast of the U.S. —called also golden eggs
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up suncup? Please tell us where you read or heard it (including the quote, if possible).