OXFORD 9000
📚 verb • entry_id 48880

bite the hand that feeds one

Meanings (ES + gloss)
morder la mano que te da de comer
To cause harm to a benefactor (especially one that one is dependent on, thus with the idea that this behaviour is self-damaging).
And the reality is, for all the talk about lobbying reform, Congress has never been known to bite the hand that feeds it.
Granted that it is not "exquisitely rational" to bite the hand that feeds you, yet that is just what clients and patients do which is one reason they need therapy.
Phrases
No hay frases