We don't have synonyms for cold back yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are holdback, hold back and come back.
(n) :
Used other than figuratively or idiomatically: see cold, back.
(adj) :
Alternative form of cold-back. [(of a horse) Refusing to bear weight on its back; bucking and shying when anything is put on the back.]
(n) :
Alternative form of cold-back. [A syndrome in which a horse refuses to accept anything on its back (often a symptom of chronic lower back soreness)]
(n) :
Used other than figuratively or idiomatically: see cold, back.
(adj) :
Alternative form of cold-back. [(of a horse) Refusing to bear weight on its back; bucking and shying when anything is put on the back.]
(n) :
Alternative form of cold-back. [A syndrome in which a horse refuses to accept anything on its back (often a symptom of chronic lower back soreness)]