zxnrbl/sner'b*l/ Incorrect data introduced by transmission errors; any corrupted or uninterpretable data. The word originated in a 1978 advertisement for a Mockingboard, which "makes frogs croak, princesses shriek, and martians zxnrbl." "It's not misspelled on the original page. The Internet must have zxnrbled it on the way to you." (1997-03-16)