Green’s Dictionary of Slang

an intensified version of absolutely, very much indeed.

1896		Windsor Mag. 4 32: There certainly was something rather — well — surprising. It was the first time Mr. Buffum’s hand had ever controlled machinery. ‘And that's abso-bloomin-lutely nothing to when you first feel her start’.
1905		Longman’s Magazine vol. 45 n.p.: And he was so full of thinking what Old Fireproof would say to him about it, instead of remembering to think only of the work till he was abso-bally-lutely finished, that he nearly lost all .
1908		B. Reynolds Makeshifts and Realities 36: Just to keep her in luxury whilst she does absoballylutely nothing.
1912		Day Book (Chicago) 18 Oct. 11/2: ‘So the ship news reporters slunk away, properly chastened.’ ‘Oh, absoballylutely chastened!’.
1913		Las Vegas Optic (NM) 24 Mar. 7/2: ‘Are you sure you can win?’ ‘Absobloominglutely’.
1914		W.L. George Making of an Englishman III 299: Oh, don’tcher care, it’s all over, absoballylutely.
1916		Leon Reporter (IA) 15 June 12/1: It was ‘top hole’ absobloominglutely perfect.
1918		Aussie (France) 8 Oct. 14/2: A man could multiply instances where bluff failed to work abso-bloomin’-lutely. In fact, you’ll find that the Shrewdies who try to get along in the army by bluff and guff generally crash in the end.
1921		Motherwell Times 19 Aug. 1/2: Could they do it? Absobloominglutely. And they did.
1923		O. Onions Peace in Our Time 25: Again Kenneth’s mouth was pursed. ‘Absobloominglutely final.’.
1929		Kipling Limits and Renewals (1932) 367: ‘Did it cure him?’ I asked. ‘Ab-so-bally-lutely,’ said Keede.
1937		E.C.R. Lorac Bats in Belfry 89: Sure, certain, honest to God abso-bally-lutely certain [...] There can't be another beard like that in London.
1940		Argus (Melbourne) 7 Dec. 8/1: There’s abso-bally-lutely no extra charge on medium glasses, ponies, or pixies; yet that doesn’t silence ’em up, at Junee, where men are men and a beer means a schooner.
1949		K.L. Roberts I Wanted to Write 403: Absoballylutely not! Why, it’s like dropping a bit of carrion in Westminster Abbey.
1956		G. Wagner Dispossessed 55: Absoballylutely raving, I mean.
1972		B. Cleeve Triumph of O’Rourke 211: Right at the window absoballylutely STARKERS!
1980		R. Billington Woman’s Age 40: Unfit for absoballylutely all.
1999		posting at Salamandastron scroll 🌐 I say, chaps, absoballylutely top hole web page.
2003		posting at Druids Grove 🌐 They absoballylutely refuse to look past their own greed and selfish desires to look at the overall picture.