slag down

slag down

vb
(tr, adverb) prison slang to give a verbal lashing to
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Ray Holloway said: "Many people slag down the A&E but soon go there when something wrong.
The new workers object to the barbarity, but in time they too begin to like it, begin to throw stones like stone throwers, and drop scraps of solidified slag down into the pits.
For reducing melting point of the slag down to 1300-1350[degrees]C Pobuzhskaya nickel ore, in which MgO does not exceed 4-6%, is added into the charge.