Bullard was quoted in British newspapers on Friday recalling that when the time came to sign his contract he found he would be paid 55,000 pounds a week, rather than the 40,000 agreed.
"I saw on the paperwork it said 50,000 pounds so I've passed it under the table to my agent and my agent's gone: 'Yeah, that’s a misprint, sign it’," the 37-year-old said.
"As I signed it I blew it (the ink) dry and then I read under it as well, another 5,000 or 6,000 in appearance (money).
News that makes sense
Your trusted source for staying up-to-date with the world around you. Get free daily news updates and analysis, straight to your inbox.
"I'm celebrating to this day. Thank you Hull City for changing my life. I'm dropping cash everywhere, I'm bleeding cash," added the former footballer."
The club was not immediately available to comment.
Bullard made a total of 289 league appearances in a 13-year career that also featured spells with West Ham United, Ipswich Town, Wigan Athletic, Peterborough United and Milton Keynes Dons.
He played 18 league games for Hull, who are top of the Championship and hoping to win promotion back to the Premier League this season, before joining Ipswich in August 2011.
(Writing by Tony Jimenez; Editing by Ken Ferris)
