McNair, a 6-foot-4, 325-pound rising redshirt sophomore, appeared in one game last season, making his college debut against Towson on Sept. 9. He attended McDonogh School in Baltimore and joined the Terrapins as a four-star prospect in the Class of 2016.
“Jordan’s an outstanding young man and a beloved member of our Maryland football family,” Maryland Coach DJ Durkin said in Monday’s statement. “Our entire program is supporting Jordan and his family during this time. We’re continuing to keep Jordan in our thoughts and prayers.”