What is the meaning of ѿ?

A letter of the Old Cyrillic script, called ot or otŭ.

A letter of the Old Church Slavonic alphabet, called отъ (otŭ), and written in the Old Cyrillic script.

Alternative form of отъ (otŭ)

Alternative spelling of отъ (otŭ)

A letter of the Old Novgorodian alphabet, written in the Old Cyrillic script.

Alternative form of отъ (otŭ, from) [with genitive]

Source: wiktionary.org