Quarterback Vince Young, who hasn't played in the NFL since 2011, announced his retirement Saturday, according to NFL.com.
"I'm retired," Young told NFL.com. "Unless we get a great opportunity, something guaranteed ... I've already started moving forward. ... It's definitely official, I think, in my book."
Young, who didn't play in the NFL last season after being cut by the Green Bay Packers in the preseason, participated in the Browns' three-day minicamp before signing with the team May 1. The team signed veteran quarterback Tyler Thigpen on the same day and released the 31-year-old four days after drafting Johnny Manziel.
Young, the No. 3 overall pick in 2006 by the Tennessee Titans, was released in 2011 after a falling-out with coach Jeff Fisher. In parts of six seasons with the Titans and Eagles. Young threw for 8,964 yards and 46 touchdowns.
Young told NFL.com he will go to work for his alma mater, the University of Texas. He was 30-2 as a starter at UT, leading the Longhorns to a 13-0 record in 2005 and a Rose Bowl win over USC.