[f. phrase full time + -ER1.] A child that attends school during the whole of the school hours; opposed to HALF-TIMER b.

1

1870.  Morning Post, 2 June, 2/1. There is no uniform rule as to the period either of age or knowledge when the ‘full-timer’ shall become the ‘half-timer.’

2

1895.  Westm. Gaz., 6 June, 2/2. He [the half-timer] needn’t read so well, write so well, draw so well, cipher so well as the full timer at school.

3