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 Mal, Inej, and Jesper go topside to fight, followed by Kaz. Nick Schager,, 23 Apr. 2021 Livingston flipped the switch and then came topside. Vince Guerrieri, Popular Mechanics, 18 Sep. 2020 Kenji emerges and brings the tunnel crashing down on Homelander, and subsequently flees topside, with Kimiko in pursuit. Nick Schager,, 4 Sep. 2020 Researchers were able to determine three different types of motorcycle crashes: lowside (falling toward the inside of the turn), highside (falling toward the outside of the turn), and topside (going over the motorcycles handle bars). Leah Groth,, 20 Aug. 2020 Made a few 4x4’s in afternoon & went up topside a while. Phoebe Wall Howard, Detroit Free Press, 28 May 2018 Recent Examples on the Web: Noun If your room otherwise features wall treatments with presence and a graphic rug, ignoring the topside is like wearing a ball gown without a tiara. Yelena Moroz Alpert, WSJ, 13 July 2021 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, 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, 2 Jan. 2020 Only the five crew members, who were topside and awake when the fire took hold, managed to escape. Los Angeles Times, 3 Sep. 2019 That topside is almost certainly meant to support a larger, wider sail with missile launch tubes inside. Kyle Mizokami, Popular Mechanics, 23 July 2019 When complete, the topside of Eisenhower will boast more than 1,800 modules. Bob Dohr, Milwaukee Journal Sentinel, 19 June 2019 Some species are two-toned, with purple topsides and pink underbellies. Jason Bittel, National Geographic, 27 June 2019 Because there’s no outboard hanging off the back, the whole topside of the hull is usable. Ezra Dyer, Popular Mechanics, 31 Aug. 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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Dictionary Entries Near topside

top sickness



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Statistics for topside

Last Updated

14 Jun 2021

Cite this Entry

“Topside.” Dictionary, Merriam-Webster, Accessed 29 Jul. 2021.

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English Language Learners Definition of topside

: on or onto the deck of a ship


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