From Longman Dictionary of Contemporary Englishbe dying of hunger/thirst/boredombe dying of hunger/thirst/boredomspoken to be very hungry, thirsty, bored etc Do you fancy a cup of tea? I’m dying of thirst. → die
Examples from the Corpus
be dying of hunger/thirst/boredom• Each note pleaded to love a little longer, longer, as though it was dying of hunger.• I for one am dying of thirst and hot enough to boil over.• These huge corporations are dying of boredom caused by the inertia of giantism. 