Baretti: A dictionary of the English and Italian languages
Macchín-a, s. f. dim. Macchín-étta, aug. Macchín-óne, disp.Macchín-áccia ,
1. machine, frame, engine; 2. any warlike engine, as the balista, &c.; 3. body of artificial fireworks; 4. plot, machination, secret practice, combination; 5. a noble building, edifice, pile; 6. a tall man. Esser persona di —, to be astute, cunning.