button

n.

  1. A knob; a small ball; a small, roundish mass.
  2. 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.
  3. A bud; a germ of a plant.
  4. A piece of wood or metal, usually flat and elongated, turning on a nail or screw, to fasten something, as a door.
  5. A globule of metal remaining on an assay cupel or in a crucible, after fusion.
  6. To fasten with a button or buttons; to inclose or make secure with buttons; -- often followed by up.
  7. To dress or clothe.

v. i.

  1. To be fastened by a button or buttons; as, the coat will not button.