Found 2 items, similar to deep-six.
English → English (WordNet) Definition: deep-six deep-six v 1: toss out; get rid of; “deep-six these old souvenirs!” [syn: give it the deep six] 2: throw from a boat [syn: throw overboard]
English → English (gcide) Definition: deep-six deep-six \deep-six\ v. t. 1. to discard in a deep body of water; -- also used figuratively, to discard contemptuously. Syn: deep six, give it the deep six. [WordNet 1.5] 2. to throw from a boat into the water. Syn: deep six, throw overboard. [WordNet 1.5]