with (one's) hand in the till(redirected from with your hand in the till)
with (one's) hand in the till
Stealing money from one's workplace or employer. Margaret had worked with her hand in the till for years, but she finally got caught after she claimed her two-month trip to Paris as a business expense.
hand in the till, with one's
Also, with one's fingers in the till; have one's hand in the cookie jar. Stealing from one's employer. For example, He was caught with his hand in the till and was fired immediately, or They suspected she had her hand in the cookie jar but were waiting for more evidence. The noun till has been used for a money box or drawer since the 15th century; cookie jar, perhaps alluding to the "sweets" of money, dates only from about 1940.
See also: hand