指报纸末栏或不显眼的地方。 柯岩 《奇异的书简》三：“他生气地把报纸一甩……呵！怎么？在报屁股上，最后两行里跳出一个‘陆淡’！”

1.insignificant spaces on the inside pages of a newspaper where feature articles are printed; supplement of newspaper; back page of papers