Top definition
One smelly individual who has the incessant need to dump his/her load in the grotto of a dwarf.

Often, residue is left caked on all flat surfaces for any time between 4 months and 3 years.
Did you hear about the ninja who pulled a dunlavatory?
Ner Man, how much splash-fart was visible?
A fair amount for a TUGGER, i reckon.
by aConcernedParent March 14, 2010
Get the mug
Get a Dunlavatory mug for your bunkmate Georges.