a hare day

The general answer which needs to be given is clear enough. Unmisleading expressions must be unmisleading because in some sense they say what they mean. But exactly in what sense is less clear.

Male driver ants leave the colony soon after they hatch but are drawn to the scent trails left by colonies of siafu ants when they reach sexual maturity.

It's the sort of mindset in which you don't take in the words of praise, only the boss's criticism and the barrackings of the crowd.