[n] software used in art and architecture and engineering and manufacturing to assist in precision drawing [n] someone who is morally reprehensible; "you dirty dog"
blackguard, bounder, computer-aided design, dog, heel, hound
arriviste, Babbitt, boor, bounder, bourgeois, churl, clown, epicier, groundling, guttersnipe, hooligan, ill-bred fellow, looby, lout, low fellow, mucker, nouveau riche, parvenu, peasant, Philistine, ribald, rotter, rough, roughneck, rowdy, ruffian, upstar