Pronunciation: (rab'it), [key]
—n., v., -bet•ed, -bet•ing.
1. a deep notch formed in or near one edge of a board, framing timber, etc., so that something else can be fitted into it or so that a door or the like can be closed against it.
2. a broad groove let into the surface of a board or the like; dado.
1. to cut a rabbet in (a board or the like).
2. to join (boards or the like) by means of a rabbet or rabbets.
to join by a rabbet (usually fol. by on or over). Also,rebate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.