1. Oceanography. water made rough by a strong current moving over a shoal, by an opposing current, or by winds blowing against the current.
  2. Obsolete. a cataract or waterfall.

Origin of overfalls

First recorded in 1535–45; over- + fall + -s3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for overfalls

Historical Examples of overfalls