Head coach Sean McDermott told reporters Friday that Gilliam (hip) won't play in Sunday's matchup against the Dolphins, Alaina Getzenberg of ESPN.com reports.
Gilliam downgraded from a limited practice session Wednesday to a DNP on Thursday, so it's no surprise that he won't suit up for Buffalo's Week 9 contest. The Toledo product's next opportunity to play will come in Week 10, when the Bills travel to Indianapolis.