Allahloser Share definition Flag Loser is a dangerous individual who will try to ruin your life. Avoid him at all cost. Person 1: have you heard of allahloser? Person 2: yeah I’m going to steer clear of him. Allahloser by Kurocuma August 31, 2019 0 0 Get merch Get the Allahloser mug. Buy Now — $32.95 See more merch