adverb or adjective
top·​side | \ ˈtäp-ˈsīd How to pronounce topside (audio) \

Definition of topside

 (Entry 1 of 2)

1 : to or on the top or surface
2 : in a position of authority
3 : on deck



Definition of topside (Entry 2 of 2)

1 topsides plural : the top portion of the outer surface of a ship on each side above the waterline
2 : the highest level of authority
3 : the upper portion of the ionosphere

Examples of topside in a Sentence

Recent Examples on the Web: Adverb or adjective Made a few 4x4’s in afternoon & went up topside a while. Phoebe Wall Howard, Detroit Free Press, "Service Diary of a Corpsman: Roy L. Wall, LST 509," 28 May 2018 Recent Examples on the Web: Noun One crisp, wistful photo shows sailors at attention topside, an Indonesian harbor beyond washed in milky light and dotted with dozens of ships. Nancy Princenthal, New York Times, "Troubled Turf: The Photographs of An-My Le," 3 Apr. 2020 This means that a good night chasing burbot might witness 10, 15, or even 20 big fish coming topside. Dr. Jason Halfen, Outdoor Life, "5 Fish You Might Not Have Caught Through The Ice But Should," 2 Jan. 2020 Only the five crew members, who were topside and awake when the fire took hold, managed to escape. Los Angeles Times, "Once the fire started, it was too late for many on board the Conception," 3 Sep. 2019 That topside is almost certainly meant to support a larger, wider sail with missile launch tubes inside. Kyle Mizokami, Popular Mechanics, "A Closer Look at North Korea's "New" Missile Submarine," 23 July 2019 When complete, the topside of Eisenhower will boast more than 1,800 modules. Bob Dohr, Milwaukee Journal Sentinel, "A first-of-its-kind project in New Berlin is turning school roofs into solar energy collectors," 19 June 2019 Some species are two-toned, with purple topsides and pink underbellies. Jason Bittel, National Geographic, "Caecilians," 27 June 2019 Because there’s no outboard hanging off the back, the whole topside of the hull is usable. Ezra Dyer, Popular Mechanics, "Testing the Yamaha 210 FSH: The Boat That Blew Up the Formula," 31 Aug. 2018 The only connection with topside is via the elevator. Scott Craven, azcentral, "Grand Canyon Caverns: Arizona's deepest, darkest hotel room," 5 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'topside.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of topside

Adverb or adjective

1873, in the meaning defined at sense 1


1815, in the meaning defined at sense 1

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Time Traveler for topside

Time Traveler

The first known use of topside was in 1815

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Cite this Entry

“Topside.” Dictionary, Merriam-Webster, Accessed 10 Aug. 2020.

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How to pronounce topside (audio)

English Language Learners Definition of topside

: on or onto the deck of a ship

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Rhyming Dictionary: Words that rhyme with topside

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