The term "brains trust" refers to a group of knowledgeable and experienced individuals who gather together to provide advice and guidance on a particular subject or issue. Synonyms for this term include "think tank," "advisory board," "council of experts," "committee of advisors," and "consultative body." These different phrases all refer to groups of individuals who bring together their collective expertise and knowledge to provide advice and guidance to others. Whether in business, government, or academia, having a brains trust can be a valuable resource to help make informed decisions and achieve desired outcomes.