закрепи́ть

uncommon #6573

verbperfective imperfective is закрепля́ть

1.
to fasten, to secure, to attach, to fix in place
Он закрепи́л полку на стене.
He fastened the shelf to the wall.
Of ropes, boards, parts: to make something stay firmly in place.
2.
to consolidate, to strengthen, to reinforce
Пое́здка закрепи́ла на́шу дру́жбу.
The trip strengthened our friendship.
Of abstract things: to make firmer and more lasting.
3.
to assign (to), to allot, to appoint
Э́тот кабине́т закрепи́ли за на́ми.
This office has been assigned to us.
Usually закрепить что-л. за кем-л.

Examples

Матрос быстро закрепил бизань на мачте.
The sailor quickly secured the mizzen to the mast.
Он закрепи́л салфе́тку под подборо́дком.
He tucked the napkin under his chin.
Рабочий закрепил распорку в дверном проёме.
The worker secured the strut in the doorway.
Мастер закрепил деталь на дорне.
The master secured the part on the mandrel.
Матрос закрепил фок перед выходом в море.
The sailor secured the foresail before heading out to sea.
Провод, зацеплявший ногу, наконец закрепили скотчем.
The wire that was catching on people's feet was finally secured with tape.
Рабочие закрепили груз стропом.
The workers secured the load with a sling.
Приотворяющийся от ветра люк надо закрепить.
The hatch, opening slightly in the wind, needs to be secured.

Note: Stress change.

Imperative
ты	закрепи́
вы	закрепи́те

Active present	-
Active past	закрепи́вший	having fixed, having secured, having fastened
Passive present	-
Passive past	закреплённый	fixed, fastened, secured
Gerund present	-
Gerund past	закрепи́в закрепивши закрепя́	while doing (past)