Born in Galston in East Ayrshire he started his career with local side Maybole and had a spell at Celtic before moving to play in England.
[1] United were halfway through their first season in the Football League and Gallacher scored twice on his debut against Burton Swifts, and became part of the side that finished second in the Division.
[1] He played in the side that beat Accrington in the test-match that sealed promotion to the First Division and missed only one game of United's first season in the top flight.
[1] In August 1894 Gallacher moved to Leicester Fosse where he spend two years, playing 47 games in the Football League,[2] before spells at Nelson and New Brompton.
Described by United trainer George Waller as 'a fine outside left',[1] Gallacher was known for chewing an ounce of twist tobacco during every game.