gobbledygook
nounUK /ˈɡɒb.əl.di.ɡuːk/
US /ˈɡɑː.bəl.di.ɡuːk/
Words that are hard to understand because they are confusing or silly.
The instructions were full of gobbledygook, so nobody knew how to build the toy.
OTHER MEANINGS
2. Language that is full of technical words and hard for ordinary people to understand.
The lawyer's letter was pure gobbledygook to the family.
3. Speech or writing that sounds important but means very little.
The politician's speech was gobbledygook from start to finish.
4. Confusing or meaningless language used to hide the truth.
The company's explanation was gobbledygook designed to avoid answering questions.