Giddi means brain in Nepali language. People often say "Diggi haps nagar" which means don't eat my brain. If a person wants to say don't disturb me or don't disturb me or similar things then he/she might use this word. People might also say if he/she wants someone to keep quite. This sentence is mostly used by young generation/teenagers. Old generation people are not aware of this kind of sentence. Senior citizens are only aware of the word "Giddi", which is known for all birds, animals brain. People also eat buffalo, goat brain. They fry it in oil, put some salt and chilli powder and eat it. Mostly it is eaten with alcohol. First it is boiled and then fried. Please do comment if this kind of food recipe is popular in your region, country.