Mistake: to err, to cause an error or make a mess; If a barber makes a mistake, it's a new style... If a driver makes a mistake, it is an accident... If a politician makes a mistake, it is a new law... If a scientist makes a mistake, it is a new invention... If a tailor makes a mistake, it is a new fashion... If a teacher makes a mistake, it is a new theory... If our boss makes a mistake, it is our mistake... If an employee makes a mistake, it is a "MISTAKE."