закрепи́ть

uncommon #9202

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

Груз, состыковываемый с платформой, закрепили тросами.
The cargo, connectable to the platform, was secured with cables.
Печатник аккуратно закрепил декель на прессе.
The printer carefully secured the tympan on the press.
Мастер взял обжимку и закрепил заклёпку.
The master took the rivet setter and fastened the rivet.
Такелажник закрепил тяжёлый груз на кране.
The rigger secured the heavy load to the crane.
Он закрепил доску на верстаке и начал пилить.
He secured the board to the workbench and began sawing.
Договор просто закрепил статус-кво.
The agreement merely formalized the status quo.
Рабочие закрепили груз стропом.
The workers secured the load with a sling.
Стругаемый брусок закрепили в тисках.
The block being planed was secured in a vise.

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)