• (n.) A genus of small beetles, of which one species (the grapevine Fidia, F. longipes) is very injurious to vines in America.
Fid'i·a noun [ New Latin , probably from Latin fidus trusty.] (Zoology) A genus of small beetles, of which one species (the grapevine Fidia, F. longipes ) is very injurious to vines in America.