Pupil at Nendrum College in Comber.
Abbie scored a hat-trick for Linfield in a 3-1 league win against Mid Ulster at Windsor Park in August 2016, after which the Premier League trophy was presented to the club.
Not even 16, Abbie scored the winning goal at the Kop end of Windsor Park in the final minute of the 2016 Irish Cup Final - a 2-1 win against Cliftonville in September 2016.
Made sub appearances for Northern Ireland under 19s against Spain at Windsor Park on Aug 8, 2017 and against Scotland at Mourneview Park on Aug 11, 2017.
Started the game against Germany at Ballymena on Aug 14.