gobbledygook
/ˈɡɑbəldiˌɡuk/
noun
- Language that is complicated, technical, or confusing and is difficult for most people to understand. (Alternate spelling of gobbledegook.)
- The instructions were written in gobbledygook that made assembly impossible.
- I couldn't follow the manual because it was all gobbledygook to me.
- The politician's speech was full of gobbledygook and empty promises.
Antonyms