An expert is someone who knows a ton about the subject at hand. The adjective form of expert describes someone or something that has that special knowledge. If you get expert instruction, that means an expert is your teacher. expert (third-person singular simple present experts, present participle experting, simple past and past participle experted) (transitive) To have (something) reviewed or checked by an expert. quotations ExpertPages is a free online directory of Expert Witnesses. Search the most complete expert directory. Find experts.

Recommended for you

You may also like