Search Dictionary
Definition of mad river
mad river
mad river Lexical Profile
CEFR
B2
Grade
6
Tier
3
Usage
Rare
• noun
1
American A river in northwestern California, United States, that flows approximately 113 miles northwestward from the Coast Ranges into the Pacific Ocean near McKinleyville.
2
American A tributary of the Great Miami River in west-central Ohio, United States, flowing approximately 66 miles southwestward to join the Great Miami River in Dayton.
3
American A river in central Vermont, United States, flowing northward through a scenic valley in the Green Mountains before joining the Winooski River.
• Nearby Words
Cite this Entry
Wordmom. (2026). Definition of Mad river. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/mad river