虎の威を借る狐、トラの威を借るキツネ
とらのいをかるきつね
toranoiwokarukitsune
JMdict entry #2582980
- expressions (phrases, clauses, etc.) idiomatic expression small person acting arrogantly on someone else's authority; person who borrows the authority of another to browbeat others; a fox that borrows the authority of a tiger