having a 'still good' beer taken from your reserved table/bar space by a friend or stranger whom may have mistaken it for their own, or perhaps just a douchebag that has formed an art of the technique.
Person A: "That asshole totally just took my beer..that whore!"
Person B: "Looks like you just got beer poached."
Person B: "Looks like you just got beer poached."
by EViL2uCe February 19, 2010