Green’s Dictionary of Slang

1. a Mercedes Benz.

1930		E. Waugh Vile Bodies 176: ‘...Tailwag ...’ ‘...Speed-wobble...’ ‘... Merc ...’.
1959		E. De Roo Go, Man, Go! 7: With a quick glance over his shoulder, he checked the Merc standing across from his house.
1965		W. Dick Bunch of Ratbags 169: I wonder what they’d call us if they hadda seen us the other night when we had Elaine and Bev stripped off in the Merc.
1970		T. Southern Blue Movie (1974) 197: There was the great Merk, parked near the rear of the building, empty.
1974		(con. 1940s) E. Thompson Tattoo (1977) 124: He had a ’32 Ford roadster with a ’40 Merc motor.
1983		J. Byrell (con. 1959) Up the Cross 104: [He] climbed behind the wheel of his Merc and shot through.
1984		‘Derek Raymond’ He Died with His Eyes Open 86: It was all right for drivers with capital — they’d invested it in Rollers or Mercs.
1992		G. Disher Paydirt [ebook] Mercs and Volvos and top of the range Toyotas that no one could afford any more.
1998		P. McCabe Breakfast on Pluto 31: A Merc pulls up beside me and who is there as the door swings open but [...] His Eminence Mr Dummy Teat!
1999		Indep. Rev. 10 Aug. 7: A row of illegally parked Mercs.
2002		A. Duff Jake’s Long Shadow 42: A sea of four-wheel drive vehicles, Range Rovers and more than a Merc or two.
2012		G. Johnstone ‘No Through Road’ in Crime Factory: Hard Labour [ebook] A rich wood, like the dash of one of those expensive Jags or Mercs.
2016		Guardian G2 1 Sept. 25/2: I’m talking penthouses, Range Rovers, Mercs.
2017		G. Gilmore Headland [ebook] ‘Is that your Merc down there?’.
2021		J. Ellroy Widespread Panic 63: His coon maroon Merc’s parked out back.
2021		P Howard Braywatch 2: A cavalcade of black Mercs.

2. a Ford Mercury automobile.

1961

‘Duncan Lee’ Castro Assassinated (2009) 43: His tail [...] stepped in to an old Mercury, idling at the curb. The Merc pulled out.