gibberish /(jĭb"bẽr*ĭsh [or] gĭb"bẽr*ĭsh)/

gib·ber·ish

gibberish

n.
  1. Rapid and inarticulate talk; unintelligible language; unmeaning words.
    He, like a gypsy, oftentimes would go; All kinds of gibberish he had learnt to know.
    Such gibberish as children may be heard amusing themselves with.
  2. Incomprehensible, obscure, or pretentious technical talk or writing; excessively obscure jargon.

Gibberish

a.
  1. Unmeaning; as, gibberish language.