What is the meaning of Sparing?

Prudent and restrained in the use of resources; careful, economical or frugal.

present participle and gerund of spare

The act by which something or someone is spared.

sparring (practice match)

wall opening for cables and pipes

to practice for martial arts or hand-to-hand combat

wall opening for cables and pipes

sparring (practice match)

Source: wiktionary.org