比喻损公肥私、非法经营、倒卖国家石油、柴油等油类物资的人illegitimate oil trader; oil rat

• 短短不到两公里路面，竟有五辆卡车的油箱正被油耗子吞食用！

  In a short stretch of road less than 2 km long, the fuel tanks of five lorries are being sucked up by illegitimate oil traders!

• “油耗子”没有从108井捞到一滴油。

  Illegitimate oil traders did not get a single drop of oil from Well 108.