What is the meaning of Sorb?

The service tree, Sorbus domestica.

Any of various related trees, including the wild service tree, S. torminalis, and the rowan, S. aucuparia.

The fruit of any of these trees, especially of the service tree.

To absorb or adsorb.

inflection of sorbi:

1. first-person singular present indicative/subjunctive
2. third-person plural present indicative

first-person singular present indicative/subjunctive

third-person plural present indicative

wild service tree (Sorbus torminalis)

whirlpool

strainer

Source: wiktionary.org