1. speech or writing that is meaningless or impossible to understand

Examples

• The toddler spoke in gibberish that only his mother could understand.
• After the accident, he could only speak gibberish for several hours.
• The technical manual was full of gibberish to anyone without engineering training.
• She dismissed his explanation as complete gibberish.
• The foreign language sounded like gibberish to my untrained ears.
• The computer error message appeared as gibberish on the screen.