lock up

verb

Etymology: lock + up

1. To imprison or incarcerate (someone).

   “In 1970, a new era of "getting tough" on young offenders really began to gather momentum with the incoming Conservative government. The number of juveniles locked up each year increased by 500% between 1965 and 1980.”

2. To put (something) away in a locked location for safekeeping; (occasionally, chiefly humorously) to sequester (a person) in a similar way.

   “Please lock up all valuables in the safe before leaving.”

   “Angus is back in town! Better lock up your daughters, your wife, and your sheep!”

3. To close (and often lock) all doors and windows (of a place) securely.
4. To lock (a door, window, etc.).

   “That door still needs to be locked up.”

5. To cease responding.

   “When I press this button, the program locks up.”

6. To cause (a program) to cease responding or to freeze.

   “If your password contains a particular string of letters, entering it can lock up the login form.”

7. To stop moving; to seize.
8. To stop moving; to seize.

   “Due to the engines-out condition, the landing was conducted without the brake antiskid and normal breaking^([sic]) systems. Because the emergency brake accumulator only provides for a limited amount of brake applications, full braking was applied and retained at the second touch down, resulting in the main wheels locking up. The tires quickly abraded and deflated at a point between about 300 and 450 feet beyond the second and final touch down.”

9. To lose one's forward momentum; to freeze.
10. To (mistakenly) cause or have one of one's wheels to lock up (stop spinning).

    “Twelve laps later, Leclerc locked up at the first chicane and clattered over the run-off area. Again, Hamilton got a run on him, and this time Leclerc defended robustly through the flat-out Curva Grande, moving very late to block Hamilton to the Ferrari's left.”

11. To invest in something long term.
12. To travel through a flight of locks on a waterway in an uphill direction.
13. To fasten quoins securely with a mallet and a shooting-stick.
14. To assure success in or control of (something).

    “He locked up the championship with that move.”

15. To enter a state of mechanical alignment.

    “You will roll the second tape for about 15 seconds until the tape "locks up" with house sync.”