Reid was born on November 23, 1991 in Bronx, New York. He is the son of Courton, the Bishop of City of Faith Church of God in the Bronx, a school principal, and psychologist, and Claudette Reid, also a minister, hematologist, and licensed educator. Reid has two older brothers Caryl and CaVar.
High school
Reid attended Mount Saint Michael Academy in The Bronx, New York. Named two-time team captain, he earned all-league honors twice and all-city and all-state honors as a senior. He was the winner of the school's Monsignor Matthew Peters student-athlete award, and was a member of the National Honor Society and the National Society of High School Scholars. He was considered a two-star recruit by Rivals.com.
College career
His academic excellence led him to Princeton University, where he played for the Tigers from 2009 to 2013. In 2009, recorded 34 tackles, most among all Princeton freshmen, and added 4.5 tackles for loss, four pass breakups and a sack. In 2010, Reid played in only one game before suffering a season-ending injury. In 2011, he earned first-team All-Ivy League honors after leading all Ivy League linemen with 68 tackles, including 29 solo stops. He led Princeton in tackles for loss, sacks, pass breakups, quarterback hurries and blocked kicks. In 2012, he earned third-team FCS All-American honors by the Associated Press, after recording 40 tackles, including 9.5 for losses, 5.5 sacks and three blocked kicks. He also earned unanimous first-team All-Ivy League honors on the defensive line. In 2013, he was named a finalist for the Ivy League Defensive Player of the Year honors. He earned his third straight first-team All-Ivy League honor, only the fourth player in Princeton history to earn the honor three times. He recorded 26 tackles, including 11 for loss, 6.5 sacks, one interception and one blocked kick.
Professional career
Detroit Lions
Reid was drafted by the Detroit Lions in the fifth round of the 2014 NFL Draft. Reid had a quiet rookie season with 2 tackles and a pass defended in 12 games. In 2015 against the Seattle Seahawks, Reid returned a Russell Wilson fumble 27 yards for a touchdown, cutting the score to 13-10. However, the Lions would lose on a controversial call. Reid also recorded 29 tackles and 2 sacks during 14 games played in 2015. On September 3, 2016, Reid was waived by the Lions after the preseason.
The San Diego Chargers claimed Reid off waivers on September 4, 2016. In his first week with the team, Reid recorded a sack. In week 3, Reid recorded his second career touchdown by recovering another fumble and returning it 61 yards for a score. Despite scoring off of the Andrew Luck fumble, Reid and the chargers lost a close game against the Colts. In Week 7 against the Atlanta Falcons, Reid injured his ACL and was placed on injured reserve on October 25, 2016. On September 2, 2017, Reid was waived by the Chargers.
Detroit Lions (second stint)
On October 11, 2017, Reid signed with the Lions. He was released on October 18, 2017.
Washington Redskins
On November 14, 2017, Reid signed with the Washington Redskins. On December 4, 2017, Reid was waived by the Redskins.
Indianapolis Colts
On December 18, 2017, Reid signed with the Indianapolis Colts. He was released on August 18, 2018.
Dallas Cowboys
On August 20, 2018, Reid was signed by the Dallas Cowboys to replace an injured Richard Ash. He received praise from head coach Jason Garrett a fellow Princeton alumni, but was released on September 1. He was re-signed on September 25, to replace an injured Datone Jones. Reid played in 10 games for the Cowboys mostly as a backup defensive tackle, including one start against the Atlanta Falcons. He put up 10 tackles, half a sack, and the first forced fumble of his career.
Indianapolis Colts (second stint)
On June 10, 2019, Reid signed with the Indianapolis Colts. He was released on August 30, 2019.