mad river

/M AE1 D R IH0 V ER0/
noun
  1. 1

    A number of rivers in the United States, in California, Connecticut, Maine, Massachusetts, New Hampshire, Ohio, Vermont and Washington.

  2. 2

    A census-designated place in Trinity County, California, United States.

  3. 3

    Two townships in Ohio, United States, listed under Mad River Township (a third is defunct).