ni deja comer significado en inglés

dog in the manger▼(one who denies to others something that he or she cannot use)
noun
[UK: dɒɡ ɪn ðə ˈmeɪn.dʒə(r)] [US: ˈdɔːɡ ɪn ðə ˈmeɪn.dʒər]