Green’s Dictionary of Slang

cor! excl.

also caw!

a euph. for God!

[UK]J.B. Priestley Angel Pavement 201: Cor! – you’re in the wrong part of the theatre, boy.
[UK] in T. Harrisson Mass-Observation War Factory: Report 11: ‘Cor stiffen the crows!’ he exclaims. ‘Look at the fire!’.
[Aus]S .J. Baker Aus. Vulgarisms [t/s] 6: God: gad, egad, cor, gawd, gosh, golly, gawblimey, gawstruth, good god, good grief, by ghost, goldarn it, for gorsake, for goshsake, my goodness, by gum.
[UK]C. Harris Three-Ha’Pence to the Angel 53: Cor! Some of ’em oughter see me now!
[UK]N. Dunn Up the Junction 13: ‘Cor,’ says Rube, ‘what a stink.’.
[UK]A. Buckeridge Speaking of Jennings (1989) 151: Cor! You didn’t half give me a proper old chase.
[UK]A. Sayle Train to Hell 80: Cor, I bet you all have a great laugh when you get together. Cor! My grandma loves you.
[UK]M. Frayn Now You Know 61: Cor, Terry, that was a quick slash!
[UK](con. 1932) W. Woodruff Beyond Nab End 33: ‘Caw!’ he said.

In exclamations

cor, chase me...! (also cor, chase my Aunt Fanny...!)

in var. ext. forms, as a general excl. of astonishment or incredulity.

[UK]M. Wassey Ordeal by Fire 27: ‘Cor, chase me round my stirrup-pump,’ cried Nathaniel Gubbins, and the authorities were content, the public pleased and the Luftwaffe duly impressed.
[UK]J. Delves-Broughton Officer and Gentleman (1951) 253: Cor — chase me Aunt Fanny up a pear tree.
[UK]Wodehouse Jeeves in the Offing 61: [She] said ‘Cor chase my Aunt Fanny up a gum tree’ adding that you never knew what was going to happen next.
www.joltcountry.com 🌐 Oh, what a great idea! Cor chase my Aunt Fanny up a gum tree!
[UK]Indep. Rev. 11 Feb. 5: Well, cor chase my Aunt Fanny round a mulberry bush. Is that the best they can do?
at www.philipson.info 4 Feb. 🌐 Blow me down. Cor chase my aunt Fannie with a gas jet. It might happen, and it might not.
cor lumme! (also Gordlummy, Lor’ lumme) [Cockney pron. of SE love me]

a mild euph. oath, lit. ‘God love me!’.

[Aus]‘G.G.’ Sporting Sketches in Sportsman (Melbourne) (18/10/1898) 5/7: ‘Why, lord lumme! we could git the stuff ’ere [...] like makin’ bally ’ay’.
[UK]J. Hargrave At Suvla Bay Ch. ix: Gordlummy, look at the d---d flies!
[UK][perf. Vesta Victoria] If that ain’t life, wot is? 🎵 Lor lumme, wen I finks abart the flappers up in tahn / Wot works in shops and orfices, and travels up and dahn.
[UK]D.L. Sayers Gaudy Night 370: ‘Lor’ lumme!’ I says, ‘there’s old Winderpane gawn.’.
[UK]G. Kersh They Die with Their Boots Clean 76: Cor damme and lumme!
[Aus]Cusack & James Come in Spinner (1960) 240: Cor lumme, the langwidge!
[UK]Partridge DSUE (8th edn) 254/2: mid-C.19–20.