Noun
(electricity) Initialism of stand-alone power system/supply.
(electricity) Initialism of standalone photovoltaic system/supply.
Source: en.wiktionary.orgWorry never robs tomorrow of its sorrow, it only saps today of its joy. Leo Buscaglia
As every divided kingdom falls, so every mind divided between many studies confounds and saps itself. Leonardo da Vinci
These rough sketches, which are born in an instant in the heat of inspiration, express the idea of their author in a few strokes, while on the other hand too much effort and diligence sometimes saps the vitality and powers of those who never know when to leave off. Giorgio Vasari
Sincerity is impossible, unless it pervade the whole being, and the pretence of it saps the very foundation of character. James Russell Lowell
Worry never robs tomorrow of its sorrow, but only saps today of its strength. A. J. Cronin
Weak and kindly people are often very treacherous. And if they've got a grudge against life it saps the little moral strength that they may posses. Agatha Christie