subs. (colloquial).1. A harsh taskmaster; a strict master.
2. (Harrow cricket).See quot.
1890. P. H. MARTINEAU, Harrow School: Athletics, in Great Public Schools, vii. 95. The Upper Ground on these days is given up to practice at the nets for the eleven and the Sixth Form game, and to practice in fielding and catching. Boys below the Removes have to fag for them, and these fags are managed by SLAVE-DRIVERS (three or four boys appointed for the purpose).