The 173-144 voted showed house lawmakers remain skeptical of casino gambling.
This bill envisioned up to 5000 slot machines and 150 table games at one location, was touted as the product of study and hard-won experience.
Jaffrey Democrat Richard Ames was its lead sponsor.
"We took what we learned and make a New Hampshire plan."
But critics said the plan, which beefed up the regulations included in the proposal the House rejected last year, ceded too much power to a gambling authority.