Third-person singular simple present indicative form of end-of-life

(medicine) A unit of measurement, equivalent to one year of life in perfect health, that can be used to decide whether a medical procedure is worthwhile for an individual.

plural of quality-adjusted life year

To kill oneself; to commit suicide.

The most valuable things in life (e.g.: friendship, courtesy) cost nothing.

(UK, slang) Used in comparisons to indicate that someone or something is devoid of life or animation.

Art is more enduring than life.

To a point where one is at great risk of death; or (figuratively, hyperbolic) of severe danger or trouble. / (figuratively, hyperbolic) Almost as much as possible; to an extreme extent.

(idiomatic, simile) Desperately.

(simile) Life is full of surprises; you never know what will happen next.