Definition of windhole
1 : a ventilating shaft in a mine
2 : a hole in the foot of an organ pipe for admitting wind
3 : a hole made by the wind sandstone formations tooled by centuries of wind and weather, pockmarked with windholes and caves — American Guide Series: California
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 windhole? Please tell us where you read or heard it (including the quote, if possible).