the juice or vital circulating fluid of a plant, especially of a woody plant.
any vital body fluid.
to drain the sap from.
Other definitions for sap (2 of 4)
Fortification. a deep, narrow trench constructed so as to form an approach to a besieged place or an enemy's position.
to undermine; gradually or insidiously weaken or destroy.
to approach (a besieged place or an enemy position) by means of deep, narrow trenches protected by gabions or parapets.
to dig such trenches in (ground).
Fortification. to dig a sap.
Other definitions for sap (3 of 4)
to hit (someone) with a club: If he tries to sneak out, I'll sap him over the head.
Other definitions for s. ap. (4 of 4)
apothecaries' scruple; apothecaries' scruples.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for sap (1 of 4)
a solution of mineral salts, sugars, etc, that circulates in a plant
any vital body fluid
slang a gullible or foolish person
another name for sapwood
to drain of sap
- sapless, adjective
British Dictionary definitions for sap (2 of 4)
a deep and narrow trench used to approach or undermine an enemy position, esp in siege warfare
to undermine (a fortification, etc) by digging saps
(tr) to weaken
British Dictionary definitions for SAP (3 of 4)
South African Police
British Dictionary definitions for SAP (4 of 4)
Standard Assessment Procedure, the recognized performance indicator for measuring energy efficiency in buildings
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for sap
The watery fluid that circulates through a plant that has vascular tissues. Sap moving up the xylem carries water and minerals, while sap moving down the phloem carries water and food.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.