noun
- the watery fluid that circulates through a plant, carrying nutrients
- a foolish or gullible person
Usage: informal
verb
- to gradually weaken or drain the strength or energy from something
- to dig trenches to undermine enemy fortifications
Usage: military; historical
Examples
- Maple sap is collected in early spring to make syrup.
- The tree’s sap was sticky on my hands.
- Don’t be such a sap and believe everything he tells you.
- The long illness sapped her strength completely.
- Working two jobs was sapping his energy.
- The constant worry sapped his enthusiasm for the project.
- Soldiers began to sap the fortress walls under cover of darkness.