1. Unmeaning.

2. Without meaning.

3. Unmeaning, as words.

4. Rapid inarticulate talk; unmeaning words.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• giberish,
• gibirish,
• jibberish,
• ghibberish,
• jibbrish,
• jiberish,
• giborish,
• jubberish,
• amberish,
• fibberish,
• vibberish,
• bibberish,
• hibberish,
• yibberish,
• tibberish,
• ribbaldish,
• vinagerishness,
• Gamberiah,
• gabbereish,
• gibersish

• giberson,
• give rise.

The adverb form of the word "gibberish" is "gibberishly".

The adjective form of the word "gibberish" is "gibberish".

The plural form of "gibberish" is "gibberishes".

The singular form of the word "gibberish" is "gibberish". It is an uncountable noun and does not have a distinct singular form.