Crossword clue: having blazes, or white marks, on the fore and hind foot of one side, as if marked by trammels; -- said of a horse.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
a restraint that confines or restricts freedom (especially something used to tie down or restrain a prisoner)