[waw-ter-spawrt, -spohrt, wot-er-]
  1. a sport played or practiced on or in water, as swimming, water polo, or surfing.
  2. watersports, (used with a singular or plural verb) Slang. sexual activity that typically involves urinating on or being urinated on by others.

Origin of watersport

First recorded in 1915–20; water + sport
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018