Locked Restraint Holding Back Water

This page is the CodyCross answer for the clue below from All Things Water, Group 1297, Puzzle 2 (Cannonball Splash).

Question is: Locked Restraint Holding Back Water

and the answer is: FLOODGATE

Word Meaning:

FLOODGATE — An adjustable gate or valve used to control the flow of water through a sluice.

Definitions from Wiktionary.