1. a rotating column of water and spray formed by a whirlwind occurring over water
Usage: meteorological
2. a pipe or spout designed to carry rainwater away from a roof

Examples

• The sailors watched nervously as the waterspout formed on the horizon.
• Several waterspouts were spotted off the coast during the storm.
• The waterspout touched down briefly before dissipating over the lake.
• Rain poured from the broken waterspout onto the sidewalk below.
• The old building’s waterspouts were made of decorative cast iron.
• We need to clean the leaves out of the waterspout before winter.
• The waterspout became clogged with debris after the heavy rainfall.