(1):

(n.) A bud; a germ of a plant.

(2):

(n.) A piece of wood or metal, usually flat and elongated, turning on a nail or screw, to fasten something, as a door.

(3):

(n.) A globule of metal remaining on an assay cupel or in a crucible, after fusion.

(4):

(n.) A catch, of various forms and materials, used to fasten together the different parts of dress, by being attached to one part, and passing through a slit, called a buttonhole, in the other; - used also for ornament.

(5):

(n.) A knob; a small ball; a small, roundish mass.

(6):

(n.) To fasten with a button or buttons; to inclose or make secure with buttons; - often followed by up.

(7):

(n.) To dress or clothe.

(8):

(v. i.) To be fastened by a button or buttons; as, the coat will not button.