The definition of a testimonial is a statement that says how good someone or something is.
(noun)See testimonial in Webster's New World College Dictionary
noun
Origin: OFr < LL testimonialis < testimonium: see testimony
See testimonial in American Heritage Dictionary 4
noun
Origin:
Origin: Middle English
Origin: , from Old French, of evidence
Origin: , from Late Latin testimōniālis, of evidence
Origin: , from Latin testimōnium, testimony; see testimony
.Learn more about testimonial