Definition of head–flattening
: a practice dating from prehistoric times and formerly engaged in by various peoples of North America and South America whereby the skull is caused to develop with a flattened top by the application of pressure during infancy
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 head–flattening? Please tell us where you read or heard it (including the quote, if possible).