po·co a po·co /ˈpoko(ˌ)ɑˈpo(ˌ)ko, ˈpɔko(ˌ)ɑˈpɔ-/
  Po·co adv.  Mus. A little; -- used chiefly in phrases indicating the time or movement; as, poco più allegro, a little faster; poco largo, rather slow.
  Poco a poco  Mus. Little by little; as, poco a poco crescendo, gradually increasing in loudness.
  ◄ ►