o'o

or 'ō·'ō

[ oh-oh ]

/ ˈoʊ oʊ /

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noun, plural o’·os.

any of several species of Hawaiian birds of the extinct genus Moho, especially the extinct M. nobilis (Hawaiian o'o), which had black plumage and two tufts of yellow plumes used to make ceremonial robes for the Hawaiian kings. The last surviving species was M. braccatus (Kauai o'o), classified as extinct in 1987.

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Origin of o'o

First recorded in 1885–90; from Hawaiian ʿōʿō

Other definitions for o'o (2 of 2)

oo-

a combining form meaning “egg,” used in the formation of compound words: oogamous.

Origin of oo-

<Greek ōio-, combining form of ōiónegg¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use o'o in a sentence

Macnamara, the man 'oo polled the 'ighest votes in the School Board Election—and look at him now!
Punch, or the London Charivari, Vol. 109, July 27, 1895|Various
"Et Ned sit on oo knee, papa," pleaded the baby, and was at once lifted to the desired place.
Elsie's Vacation and After Events|Martha Finley
He lifted his head at a distant call, a high, clear, sweet "Oh-hoo-oo-oo" repeated twice.
The Hidden Places|Bertrand W. Sinclair
"Quite true-oo," repeated the dove, perching in the hawthorn.
Wood Magic|Richard Jefferies

But oo must not know zees sings, zey are secrets; and we must keep them flom nauty dallars.
The World's Greatest Books, Vol X|Various

British Dictionary definitions for o'o

oo-

o-

combining form

egg or ovumoosperm

Word Origin for oo-

from Greek ōion egg 1

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for o'o

oo-

pref.

Egg; ovum:oogenesis.