trialler

plural triallers · alternative trialer

1. A horse or a dog used for trialling.

   Ch. Doony Bluebell, Fairholme Trusty, Type, and Typist, are notable, while the blue roan, Fairholme Rally, has attained conspicuous success as a field trialler, and at stud was responsible for transmitting length of head, then much needed in the breed, and sired innumerable winners.

   2013, H. S. Lloyd, The Popular Cocker Spaniel

2. hobbiesA motorcycle specialized for trials events.

   1 more example

   The 350 Alpina puts out two less horsepower than a 125 Elsinore. We got 18 horses on the pump. A 27mm Amal mixes. The bike isn’t as sluggardly as one might expect for a zooted-up trialer. One of ’em finished ninth in the 350 Expert at Hopetown last year. Mike Hannon must have ridden his bejeebers off.

   1975 June, “Bultaco Alpina 350: Surefooted Sherpa Sibling”, in Dirt Bike, volume 5, number 6, Encino, Calif.: Hi-Torque Publications, Inc., page 28