Green’s Dictionary of Slang

a popular toast.

1856		J. Strang Glasgow and Its Clubs 244: The toast was given simply with ‘Here goes!’.
1894		J. Frye Fables of Field and Staff 26: ‘Here’s fun!’ said the doctor.
1905		Sun. Times (Perth) 5 Feb. 4/7: ‘How are you?’ ‘Not too bally putrid. Come an’ ’ave a drink. Was out at — last night - drunk as a lord wines - whisky. Here’s luck’.
1912		P.C. Wren Dew & Mildew 136: [You] said, ‘Well, here’s luck, Colonel,’ or ‘Chin-chin,’ and then the Vice [...] would reply, [...] ‘Cheer Oh’.
1922		Joyce Ulysses 236: Righto, Martin Cunningham said. Here goes.
1927		Nichols & Tully Twenty Below Act II: Here goes for these two.
1930		L. Lower Here’s Luck 181: ‘Till then...Here’s luck!’ .
1936		M. Harrison All the Trees were Green 186: He said: ‘Well: here’s fun: and many thanks,’ and gulped his wine down.
1937		H. Drake-Brockman Blister Act I: Well, here’s luck.
1945		C. Himes ‘A Night of New Roses’ in Coll. Stories (1990) 129: I poured the gingerale into the bowl of ice and emptied the half pint into the glass. Then I picked it up and said, ‘Here goes me’.