sash pocket


pocket

1. A recess in masonry to receive the end of a beam. 2. The slot in the pulley stile of a double-hung window frame, through which the sash weight is passed into the sash weight channel; a sash pocket. 3. A recess at the head or jamb of a wall opening to receive a curtain. 4. A recess in the interior jamb of a window to receive a folding shutter when open. 5. A recess in a wall to receive a folding door in the open position. 6.See stage pocket. 7. A well-defined opening between the annual rings which develops during the growth of a tree.