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A small fish (Leuresthes tenuis) of coastal waters of California and Mexico that spawns at night along beaches during the high tides of spring and summer.

[Perhaps from Spanish gruñón, grumbler, from gruñir, to grumble, grunt, from Latin grunnīre, grundīre, to grunt.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Animals) a Californian marine teleost fish, Leuresthes tenuis, that spawns on beaches: family Atherinidae (silversides)
[C20: probably from Spanish gruñón a grunter]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈgrʌn yən)

a small silversides, Leuresthes tenuis, that lays its eggs on S California beaches.
[1915–20; probably < Sp gruñon grunter, derivative of gruñir to grunt < Latin grunnīre]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
It has turned more than a day's worth of video footage of USS Grunion into detailed 3D images that can be studied.
It took more than four months and 5.3 trillion pixels to construct the visuals of USS Grunion, which even show barnacles, crabs, fish and rivets.
But one day, when his parents leave him alone with the grisly old grunion, George takes his chance and sets about creating a brand new medicine to cure her of her cruelty.
Three other species were over 1%, namely black bullhead, Ameiurus melas (1096; 2.0%), deepbody anchovy, Anchoa compressa (922; 1.7%) and green sunfish, Lepomis cyanellus (796; 1.5%) and the remaining species under 1% each; striped mullet, Mugil cephalus (264), slough anchovy, Anchoa delicatissima (261), grunion, Leuresthes tenuis (246), staghorn sculpin, Leptocottus armatus (140), largemouth bass, Micropterus salmoides (122), topsmelt, Atherinops affinis (62), California killifish, Fundulus parvipinnis (51), arrow goby, Clevelandia ios (14), reef surfperch, Micrometrus aurora (8), yellowfin goby, Acanthogobius flavimanus (6), longjaw mudsucker, Gillichthys mirabilis (2), and bluegill, Lepomis macrochirus (1).
"We used to live in the Pacific Palisades, so I love just driving down the coast - the sunset, the grunion running.
One particularly touching account of wartime loss is that of the submarine USS Grunion (SS-216).
steroid grunion On our last day these little fishes Turned every mole a
This will add to its appeal for vocational programs and for readers who wish more information on beach-spawning fishes due to personal interest in popular spectacles like grunion spawning in California, or for work in conservation or land-use planning.
On his first day at school, his adopted son Sherman antagonises class swot Penny and bites his nemesis, causing Child protection officer Mrs Grunion to insist on a home visit.
Dastardly child protective services officer Mrs Grunion (Allison Janney) threatens to take Sherman away from his father and insists on a home visit to gauge Mr Peabody's suitability as a carer.
Grunion (Allison Janney), threatens to have Sherman taken away from Mr.
His company's weekly Grunion Gazette, also published in Long Beach, is experiencing similar success, he said, and both papers are routinely breaking news in Long Beach that the Register is not, such as the city's police chief tossing his hat into the ring to become the next county sheriff.