(1):

(n.) The act of shampooing.

(2):

(v. t.) To press or knead the whole surface of the body of (a person), and at the same time to stretch the limbs and joints, in connection with the hot bath.

(3):

(v. t.) To wash throughly and rub the head of (a person), with the fingers, using either soap, or a soapy preparation, for the more thorough cleansing.