poling board[′pōl·iŋ ‚bȯrd]
A timber plank driven into soft soil to support the sides of an excavation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
poling board (Brit.)
One of a number of vertical boards in open sheeting.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.