Flume/fluːm/ Definition 1 of 2Pro Tip 1/3Amusement Context Often associated with fun, usually found in water parks or attractions. The kids love the log flume ride. Pro Tip 2/3Industrial Origin Originally used for practical purposes like powering mills or moving water. The old mill still has a working flume. Pro Tip 3/3Not a Pool A flume is not a pool; it's a channel for water to move through quickly. The water flume transports water from the river.