Green’s Dictionary of Slang

gorry! excl.

also gorree!

(orig. US) a euph. for God and used as such in various mild excls., e.g. gorry mighty!

[US]A. Greene Life and Adventures of Dr Dodimus Duckworth II 11: ‘Gorree!’ exclaimed the youth.
[US]J.T. Trowbridge Cudjo’s Cave 120: Gorry! me sech a brute, me war for leavin’ ye dar in de lot.
[US]J.W. Carr ‘Word-List from Hampstead, N.H.’ in DN III iii 188: gorry, interj. Used instead of the name of the deity as an imprecation. Not felt to be an Irish word.
[US]N.Y. Tribune 13 Jan. 15/1: My gorry! ’bout a year before [...].
[US]‘Commander’ Clear the Decks! 208: Gorry, what a mess!
[US]Dos Passos Manhattan Transfer 72: Gorry I’m all in.
[US]S. King Dolores Claiborne 5: Oh, gorry! I’m gettin to it, Andy, if you’ll just give me a little peace!

In exclamations

by gorry! (also be gorry! by garra! by gorra! by gorram! by gurry! by kori!)

(orig. US) a euph. for by God!

[Ire]W. Carleton Traits and Stories of Irish Peasantry I 270: By Gob, by Gog, by gad, by Gor, and by Gorra.
[US]Thoreau Walden 162: May be the man you hoe with is inclined to race; then, by gorry, your mind must be there; you think of weeds.
[WI] in Trinidad Sentinel 8 Apr. n.p.: By Garra, da nagar read en paper lek so me hin nuise lang time.
[US]Schele De Vere Americanisms 595: The Yankee is peculiarly fertile in variations on the name of God, and gives a striking proof of his ingenuity in inventing new forms for the forbidden I swear. He has his by Gorram, by Goldam, and by Goshdang, by the side of the English oath by Golly.
[US]S.W. Payne Behind the Bars 163: Only thra months more, be gorry.
[US]Chicago Trib. 17 July n.p.: ‘Come out o’ that, Dutchy Brown, and throw the sthuff into number noine.’ ‘Be gorry, she needs it bad enough’.
[US]J.W. Carr ‘Word-List from Hampstead, N.H.’ in DN III iii 183: by gorry, phr. Used as an interj. Softened form of by God.
[US]Cincinnati Enquirer (OH) 12 May 12/2: ‘Well, by gorry, that wuz hard luck all right’.
[US](con. WWI) Dos Passos One Man’s Initiation: 1917 (1969) 82: ‘That one didn’t explode though.’ ‘That one did, by gorry,’ said Randolph, getting up off the floor, where he had thrown himself automatically.
[US]Broadway Brevities Aug. 14: By gurry! can you beat this bird? And he gets away with it!
[US]C. Coe Me – Gangster 105: I guess, by gorry, you would!
[US](con. 1919) Dos Passos Nineteen Nineteen in USA (1966) 587: By gorry, I’d rather have the Reds have it than the British.
[US]N.B. Harvey Any Old Dollars, Mister? 41: ‘By kori,’ he said with a kind smile.