What is the meaning of Grooming?

present participle and gerund of groom

Care for one's personal appearance, hygiene, and clothing.

The practice of primates picking through the hair of others, looking for insects etc.

The act of teaching someone, often for advancement at work.

Caring for horses or other animals by brushing and cleaning them.

The act of gaining the trust of a child or vulnerable person in order to take advantage of or exploit them, especially sexually.

In agile software development, the reviewing and prioritization of items in the development backlog.

grooming

Source: wiktionary.org