English Etymology From deck + top. Noun decktop (plural decktops) The top of a deck (on a ship etc.). 2007 June 19, Charles V. Bagli, “A Co-op on Sutton Place Sues to Keep Its Backyard”, in New York Times:The city leased the decktop to the co-op for $1 a year. Anagrams top deck, topdeckWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads