A famous champion, he; super-expert in the art of "manning down" his opponent, and sometimes in the heat of battle glowing with such an ardour of excitement that he would make wide jumps, quite against every rule, and sweep off pieces wholesale.
1995, Main Conference Proceedings: Annual Conference & Expo, August 28 – September 2, 1995, Orlando, Fla.: Association of Avian Veterinarians, OCLC34381117, page 176:
Eyasses begin a transition period in the late summer as their falconry training begins. This critical period involves manning down the raptor, slowly lowering the body weight, and controlled flight training.
2014, Ben Crane, Sparrowhawks: A Falconer's Guide, Ramsbury, Marlborough, Wiltshire: The Crowood Press, ISBN978-1-84797-709-0:
When taken directly from the chamber, initially Mrs Woods [a sparrowhawk] showed a high level of fear but when manned down, she went on to show no aggression whatsoever.