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2 definitions by Rididdles

 
1.
A fishlike boss from the popular MMORPG "Maple Story".
Pronounced PEE-AN-USS.
Many jokes revolve around the closeness of this word to the word "penis".
"Man, I checked out pianus yesterday and he jizzed me to death with his white, spermy beam."
"Goddamnit you n00b lv 50."
by Rididdles December 12, 2006
 
2.
A man with a most unfortunate name (google him).
"Hey dude, this guy has the wort name ever *snicker*"
"Uhhhhh."
"his name is 'Harry Pianus'"
"Wtf! Is that a joke?"
by Rididdles December 12, 2006