A bribe given in exchange for silence. That is, hush money is given to prevent a party from reporting a criminal. Hush money is common in organized crime, financial crime and other illegal acts.. Britannica Dictionary definition of HUSH MONEY. [noncount] : money paid so that someone will keep information secret : money that you pay someone to hush something up. He's accused of paying her hush money to keep their affair secret. The hush money was delivered by Tony Ulasewicz, a rumpled, fedora-wearing former New York police officer who fit the image of the "president's bagman" to a T. "/>Hush money meaning