slangular

slangular

(ˈslæŋɡjʊlə)
adj
(Languages) relating to slang
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in classic literature ?
Being asked what he thinks of the proceedings, characterizes them (his strength lying in a slangular direction) as "a rummy start." The landlord of the Sol's Arms, finding Little Swills so popular, commends him highly to the jurymen and public, observing that for a song in character he don't know his equal and that that man's character-wardrobe would fill a cart.