Word created by Misha Collins and Dave Lavery during 2016 GISHWHES It was item 126, worth 23 points
The word is combines the 2016 mascot for GISHWHES, "slangaroo", ,"bathroom tissue", and "origami"
Typically this art is created while sitting on the toilet with nothing to do but wait for things to take their natural course. Often these art pieces are recreations of past mascots are the result of this activity.
Compare with 'toilet paper daisy chains'
Example - 'I'll be out in a minute! I'm finishing up my slangatoilegami!"