Learner's definition of APPETITE
a physical desire for food
He has a healthy/good/hearty appetite.
men with big/large/gargantuan appetites
Delicious smells from the kitchen whetted our appetites. [=made us hungry]
That movie made me lose my appetite. [=I no longer wanted to eat after seeing that movie]
Some common symptoms are tiredness, nausea, and loss of appetite.
I had no appetite and couldn't sleep.
a desire or liking for something
— usually + for