blacker

plural blackers

1. One who blacks (in various senses).

   Then "G. A. R." did shoulder his burden and with much labor made footprints for a hostelry afar off, where he might put it in for safe keeping, while the venders of papers and the ragged blackers of boots followed in his train and pelted him […]

   1895, The Gopher: Annual Publication of the Student Body of the University of Minnesota

2. entertainmentSomeone who creates black MIDI music.

   Blackers across the globe, many of them teens and preteens, are embroiled in a ferocious game of one-upsmanship, battling to see how many notes they can cram into a single composition. First it was 100K, then 500K, then a million—now upwards of five million notes are common.

   2013 December 30, Matt Earp, “Meet the 15-Year-Old Boy King of Black MIDI”, in VICE, archived from the original on 26 Oct 2023

1. comparativecomparative form of black: more black

plural Blackers

1. A surname.