go·​by | \ ˈgō-bē How to pronounce goby (audio) \
plural gobies also goby

Definition of goby

 (Entry 1 of 2)

: any of numerous spiny-finned fishes (family Gobiidae) that usually have the pelvic fins united to form a ventral sucking disk

go by

went by; gone by; going by; goes by

Definition of go by (Entry 2 of 2)

intransitive verb

: pass sense 3b as time goes by

Illustration of goby

Illustration of goby


In the meaning defined above

Examples of goby in a Sentence

Recent Examples on the Web: Noun

Millions of gobies are found in the waters off Milwaukee. Paul A. Smith, Milwaukee Journal Sentinel, "Smith: There's no point in rushing when there's a big laker on the line," 28 Apr. 2018 Invaders that are now ubiquitous in the Great Lakes, including quagga and zebra mussels, the round goby and the fish-killing VHS virus, are all believed to have arrived as hitchhikers in foreign ships' ballast water. Keith Matheny, Detroit Free Press, "Snyder vetoes bill weakening ballast water standards," 29 June 2018 Shining Sharks and Fluorescent Fish Researchers have found evidence for biofluorescence in more than 200 species of fish, like red-glowing gobies. National Geographic, "See Amazing Ocean Creatures That ‘Glow’," 11 June 2018 Lake trout are opportunistic predators, feeding on alewives and smelt as well as round gobies, an invasive species typically found on hard bottom substrates. Paul A. Smith, Milwaukee Journal Sentinel, "Smith: There's no point in rushing when there's a big laker on the line," 28 Apr. 2018 Bloater chub had the highest biomass, 9.13 kilotonnes, followed by deepwater sculpin (2.75), rainbow smelt (0.62) and round goby (0.52). Paul A. Smith, Milwaukee Journal Sentinel, "Smith: Alewife hit a record low in Lake Michigan in 2017," 21 Feb. 2018 One of the most intriguing tales surrounding the falls – and of evolution in general – is of a 5-inch black and orange native fish, a type of goby known as the ‘o’opu’alamo’o, which hatches in the stream above ‘Akaka Falls. Brian J. Cantwell, sacbee, "Take a tour to soak in Big Island rainbows | The Sacramento Bee," 17 Mar. 2018 With their downturned mouths and benthic (bottom) feeding habits, whitefish are taking advantage of the abundance of invasive species, including round gobies. Paul A. Smith, Milwaukee Journal Sentinel, "Smith: Lake whitefish heat up Green Bay's ice in winter," 20 Jan. 2018 His study suggested Lake Michigan might be better suited for lake trout and steelhead, given the two species of trout can switch from eating alewives to bottom-dwelling round goby, an invasive prey fish that eats cladophora and tiny quagga mussels. Tony Briscoe, chicagotribune.com, "Invasive mussels help Lake Michigan surpass Superior in clarity but threaten food chain," 26 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'goby.' 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 goby


1769, in the meaning defined above


1508, in the meaning defined above

History and Etymology for goby


Latin gobius gudgeon, from Greek kōbios

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Dictionary Entries near goby



go bust


go by


go bye-bye

Statistics for goby

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Time Traveler for goby

The first known use of goby was in 1508

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More from Merriam-Webster on goby

Rhyming Dictionary: Words that rhyme with goby

Britannica.com: Encyclopedia article about goby

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