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1.
the search engine and the first thing that appears on google when u search "porn"
"meynz, stop looking at penisbot"
"why is penis bot always there?!"
by anonymous_freak March 27, 2007
 
2.
The act of shoving a battery up your dick hole to feel more like a robot. Usually hurts.
Bobby shoved a battery up his penis hole to feel more like a robot. Penis Bot
by FranciscoBonilla November 14, 2010
 
3.
Noun
Someone that loves the penis so much that he consumes it constantly and without breaks, much like a robot.
Justin Timberlake is a penisbot.
by Michael Rotch December 16, 2006