Found 1 items, similar to floodgate.
English → English (WordNet) Definition: floodgate floodgate n 1: something that restrains a flood or outpouring; “suspension of surveillance opened the floodgates to illegal immigrants” 2: regulator consisting of a valve or gate that controls the rate of water flow through a sluice [syn: sluicegate, sluice valve , penstock, head gate, water gate]