Doing something socially awkward that could be translated as uncomfortable, embarrassing, creepy, or stalkish that makes you want to back that ass up and take back said action.
-"And then i called him and told him i was sitting in his driveway... but he didnt seem happy to see me for some reason."
-"omg, thats so amberrassing."
adj. When an American does something embarrassingly American in a foreign country or in the presence of foreign nationals.
His friends found it really amerrassing and questioned their friendships when Chad asked the German bartender really loudly for a bud light and yelled something about winning WW2 after the bartender told him that they only had real beer at the bar.