This condition may or may not be correct depending on the actual flip flop. It turned out to be a box office flop. If they end up on dry land, they flop around erratically. Fred is so upset that he leaves and moves into a flop house. The film proved to be a box office flop. It continues to be regarded as a flop. This meant the film was a box office flop. The film was a notorious flop. The film was still labelled as a "colossal flop". The film was a box office flop. He supported Katharine Hepburn in the big budget flop "The Madwoman of Chaillot" (1969). The film is considered a box office flop. Brown contributed several songs to the Broadway flop "Urban Cowboy". The film received mixed reviews and ultimately ended up being a box office flop. In large individuals, the dorsal fin may flop to one side when above the surface.