指利用掌管油料职权之便刁难、欺压用户，从中牟利的某些单位或人员unit or person who abuses their control over oil; oil tiger

• 我们建议有关部门把明的暗的“油老虎”都清理出来。

  We suggest that the relevant departments clear out those who openly or covertly abuse their control over oil.

• 武汉两只“油老虎”被判死刑。

  In Wuhan, two people who abused their control over oil were sentenced to death.