(1):

(n.) The act or art of managing the bow in playing on stringed instruments.

(2):

(n.) In hatmaking, the act or process of separating and distributing the fur or hair by means of a bow, to prepare it for felting.

(3):

(p. pr. & vb. n.) of Bow

(4):

(p. pr. & vb. n.) of Bow