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1.
Kick Ass Metal Band From Perth, in Western Australia.
"I saw malignant monster last night. They we're so fkn Heavy."
by JarodC April 01, 2007

Words related to Malignant Monster

malignant metal monster cock dickhead heavy member penis perth smeg smegma
 
2.
A big fat, smelly penis, even cancerous or diseased etc
"The guy's a sad act, he whipped out his Malignant Monster on me again, this time it was dripping with smeg!!?"
by BorrisDancer September 21, 2008