Hargreaves (coach's decision) is inactive for Sunday's game against the Browns, Marisa Contipelli of the Bengals' official site reports.
Hargreaves was claimed off waivers from Houston by Cincinnati on Thursday, but he'll have to wait to debut with his new team. The 26-year-old played in all eight games for the Texans before being let go, and totaled 27 tackles (20 solo) and one interception while allowing a 115.7 passer rating when targeted.