mush malt Share definition Flag Lads lady or (A TOWNIES LADY). or a term two for a mates g/f. sometimes used as slang al rite mush, hows your malt, shut up you mush malt mush malt by Mickey 2 beers and no fears (lol) SPURS FAN April 16, 2005 0 0 Get merch Get the mush malt mug. Buy Now — $32.95 See more merch