bap

Any low-pitched buzzing sound that lets you know you've done something wrong, like the ones that: 1) let you know that you did not allow enough time for a document to download on a computer; 2) let you know that you have no money or not enough money to get on a bus or train; 3) continuously go on and off to let you know that you've dialed a wrong number on a phone; 4) make a loud sound to let you know that you've made an incorrect answer at a game show; 5) buzz to let you know that you've made an incorrect move, a disqualification, or lost a turn on an electronic game; 6) etc.