oh yeahint.adj.
/ˌəʊ ˈjɛː/, U.S. /ˌoʊ ˈjɛ(ə)/ colloquial (originally U.S.).
As an exclamation or interrogative: expressing incredulity, disbelief, scepticism, or interest; ‘really?’ Also as adj.
ΘΚΠ
the mind > mental capacity > belief > disbelief, incredulity > expressions of disbelief [interjection]
to go toc1275
in good timea1470
Walker1811
to get off1818
this beats my grandmother1819
to go on1835
your granny!1837
to get away1847
I ask you1855
great guns!1875
sure1907
oh yeah1927
Aunt Fanny1928
go 'long1974
to sod off1976
1927 P. Dunning & G. Abbott Broadway i. 10 ‘Oh yeah?’ grinned Jack. ‘Billie's the jane you was speakin' about the other day, huh?’
1930 Forum Dec. 376/2 Only recently, that cultural masterpiece O yeah! sounded its death rattle.
1931 M. Loeb & D. Schenker Please stand By xii. 138 ‘Oh, are you William Wishtell,’ the girl from the Globe asked... ‘I've been dying to meet you.’ ‘Oh, yeah? Well, here I am in the flesh.’
1933 F. S. Fitzgerald Let. 19 Oct. (1964) 237 No exclamatory ‘At last, the long awaited, etc.’ This merely creates the ‘Oh yeah’ mood in people.
1934 Daily Mirror 28 June 13/1 (heading) ‘Oh Yeah!’.. Observe that when you say, ‘Oh, yes,’ it doesn't mean at all the same thing as ‘Oh, yeah,’... ‘Oh, yeah’ means, really, ‘Oh, no’; or ‘you think you know about that do you, you guy, but I don't think you do.’
1943 Amer. Speech 18 256 A representative group of Americanisms which have wide currency in Australia:..oh yeah.
1966 D. Francis Flying Finish vi. 74 ‘You look out, pal, you mustn't go around admitting that sort of thing.’.. ‘Oh yeah?’ I said, laughing.
1989 B. Roche Handful of Stars ii. iii, in K. Harwood First Run 245 Jimmy: This has nothin' to do with her. Tony: Oh yeah?.. Linda gave you the shove and you went berserk.
2001 Cult Times Feb. 11/2 Oh yeah! Well just you wait and see, Liam!
This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).
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int.adj.1927