Often used when referring to obtaining material from torrents whether it be illegal or legal. It is often used on BBS to avoid the legal implications of referring another to a possibly illegal service.
The infamous line said by Robotnik in the episode of AoStH " Boogey-Mania". The line had emphisis placed on the PING AS, which made it sound like penis. This particular clip has been exploited for Youtube Poops and the like.