He wasn't immediately signed to a contract.
Webb was a starter with the Bears before being released prior to last season. He was famously yelled at and bumped by Bears quarterback Jay Cutler when he allowed a sack to Clay Matthews during the 2012 season.
He played in eight games last season for the Minnesota Vikings with one start.
A former seventh-round draft pick from West Texas A&M, the 6-foot-7, 335-pounder has started 45 of 54 career games.
Follow me on Twitter: @RavensInsider
Aaron Wilson covers the Ravens for The Baltimore Sun.