Someone who is
skillful and elite enough to relocate a harden member from one hole to another without
the female knowing his intentions at first, then has to accept her defeat and refer to her male
counterpart as drillmaster hence forth.
Susan was
bragging to her friends about the way her beau was
legendary in the art of surprise during their wild romp, by giving her first anal
experience before she could say a word, giggly implying "After that, I had no choice but to call him drillmaster"