fasten
/ˈfæsən/
verb
- To close or attach something firmly so that it will not come open or loose.
- Please fasten your seatbelt before the plane takes off.
- She fastened the necklace with a small clasp.
- He fastened the gate shut with a padlock.
- To direct or fix something (such as your eyes, attention, or mind) steadily on someone or something.
- The detective fastened his gaze on the suspect.
- She fastened her hopes on getting the job.
- He fastened his attention on the speaker's every word.