Put simply: cow jizz. Whether extracted naturally, artificially, or otherwise, moo goo is moo goo. Furthermore moo goo is an ancient chineese secret remedy to lonelyness and itis and makes a great addition to that ex-girlfriend's new haircut.

Someone people turn to when they're sad who makes them feel better.

A WoW playing Jabroni, usually of the druid persuasion.