Mick jagger noun lager UK:SCOTLAND Glasgow rhyming slang (a good rhyme in the local accent), formed from the singer with The Rolling Stones (b.1943).
Three heavies [beers] an a Mick Jagger. — Michael Munro, Thecomplete Patter, 1985
Are ye corned beef[deaf]? I said sit doon on yer chorus [backside] and we’ll have a wee Salvador [drink]. Mine’s a Mick Jagger by the way. — Guardian, 29 April 2002