Life drop

a drop of vital blood.

See also: Life

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in classic literature ?
or, stop, when your uncle Bute's life drops, I have another scheme.
Urban dwellers desperate for a visceral touch of farm life drop thousands of dollars to spend a couple of days doing what we farmsteaders get to do free of charge every day: gather eggs, milk a cow, plant carrots, and can applesauce.
Finally, one morning while she is washing the dishes, all the falsehoods of her life drop away and she is completely and utterly awake.
We had mechanics tell us that in some installations where cooling was an issue because of bad baffling or simply poor design, they would see alternator life drop to as low as 300 hours, whereas alternators in airplanes that were flown regularly had good cooling and were not operating at a high demand, were making as much as 2000 hours before failure.
A bead of blood oozed thickly from the wound - a single life drop - rich, crimson, precious.
All other aspects of the individual's life drop from the historical record as she becomes a piece of data.
People who've suffered hearing loss and did not have access to hearing aids find that their quality of life drops dramatically.
As much as we all like velocity, increased velocity always means increased Dressure, so barrel life drops. Handloaders have the unique option of finding what load a rifle shoots accurately.
Continuing through the range of expected conveying speeds, the actual drop in service life is less dramatic, but as a coarse rule of thumb, the relative service life drops by about half for every 10 mph increase in air speed.