Phrasal Verbs with 'Fasten'

Fasten down

Tie something so that it doesn't move

Example: We FASTENED it DOWN to keep the wind from blowing it away.

Fasten on

Give attention to something that confirms your beliefs

Example: They have FASTENED ON the speech as a source of inspiration.

Fasten onto

Follow someone closely, normally when they don't want your company

Example: He FASTENED ONTO the minister on his visit and asked him repeatedly about the scandal.

Fasten onto

Give attention to something that confirms your beliefs

Example: They FASTEN ONTO any figures that they think can support their case.

Fasten up

Close, attach

Example: FASTEN UP your seatbelts.