What is the meaning of Fasten?

To attach or connect in a secure manner.

To cause to take close effect; to make to tell; to land.

to fast

inflection of fasen:

1. first/third-person plural preterite
2. first/third-person plural subjunctive II

first/third-person plural preterite

first/third-person plural subjunctive II

definite masculine singular of faste

to fast

Source: wiktionary.org