roadhog
/ˈroʊdˌhɔɡ/
noun
- A driver who uses the road in a selfish or aggressive way, such as by driving too slowly in the fast lane, not letting others pass, or cutting off other vehicles.
- I got stuck behind a roadhog who refused to move over.
- That roadhog in the left lane is holding up traffic for miles.
- Roadhogs cause frustration and can lead to dangerous accidents.
Synonyms