look up any word, like cleveland steamer:
 
1.
The native beaver of the Panania region. Known for its tempermental state and cases of extreme violence towards humans and other species. Found in the Pananian Marshes, its size varies from that of a normal beaver to the huge specimens found near nuclear waste barrels. Currently the target of a steralisation program by the PBSP.
Known diseases/issues: MBD, tendency to go mango.
"Run! Its a pananian marsh beaver!"

"That Pananian marsh beaver beaverised that little boy for no apparent reason."
by D.E March 18, 2004