Definition of power car
1a : a railroad car equipped with machinery for supplying heat and electricity to a train b : a railroad car having controls for operation alone or with other cars as a train
2 : a usually faired in structure supported from or suspended beneath the hull of an airship and carrying the engine or engines used for propulsion
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 power car? Please tell us where you read or heard it (including the quote, if possible).