boid /bɔɪd/noun 1/ˈboʊ.ɪd/ noun 1forms 1 noun1 •A computer simulation of an animal that flies in flocks or swarms. boid UK /ˈbəʊ.ɪd/US /ˈboʊ.ɪd/ noun1 •Any member of the family Boidae of non-venomous snakes. formsboids