1. a written declaration certifying to a person’s character, conduct, or qualifications, or to the value, excellence, etc., of a thing; a letter or written statement of recommendation.
2. something given or done as an expression of esteem, admiration, or gratitude.
3. a recommendation oF the character, ability, of a person or of the quality of a service, esp by a person whose opinion is valued.
4. a formal statement of truth or fact.
5. a tribute given for services or achievements.