(1):

(n.) Material of inferior value, serving to extend a book, essay, etc.

(2):

(n.) The uniform impregnation of cloth with a mordant.

(3):

(n.) The act or process of making a pad or of inserting stuffing.

(4):

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

(5):

(n.) The material with which anything is padded.