Remember the gym argument with Joe and his thief sister Teresa when he told her to go "cook a book". I thought it was an innocent mistake referring to her lousy cookbooks. But it was not, it was referring to her being a thief!
Read about the term here: http://www.investopedia.com/terms/c/cookthebooks.asp
"A buzzword describing fraudulent activities performed by corporations in order to falsify their financial statements. Typically, cooking the books involves augmenting financial data to yield previously non-existent earnings.
Examples of techniques used to cook the books involve accelerating revenues, delaying expenses, manipulating pension plans and implementing synthetic leases. "
and here: http://answers.yahoo.com/question/index?qid=1006030211848
The Truth Hurts