plug
1. plug \'pl*g\ n [D, fr. MD plugge; akin to MHG pfloc plug] 1: a piece used to fill a hole : STOPPER 2: a flat compressed cake of tobacco 3: SHOT 4: a small core or segment removed from a larger object 5: something inferior; esp : an inferior often aged or unsound hors e; also : a quiet steady cold-blooded horse usu. of light or moderate weight 6a: FIREPLUG 6b: SPARK PLUG 7: an artificial angling lure used primarily for casting and made with one or more sets of gang hooks 8: any of various devices resembling or functioning like a plug : as 8a: a male fitting for making an electrical connection by insertion in a re ceptacle or body of electrical equipment to a circuit 8b: a device for connecting electric wires to a jack 9: a piece of favorable publicity usu. incorporated in general matter 2. plug vb or plugged; or plug.ging 1: to stop, make tight, or secure by inserting a plug 2: to hit with a bullet : SHOOT 3: to advertise or publicize insistently 1: to become plugged - usu. used with up 2: to work doggedly and persistently 3: to fire shots - plug.ger n
Webster's English Dictionary