lock on

UK/ˌlɒk ˈɒn/US/ˌlɑk ˈɑn/

verb

To begin tracking a target via an automated system.

Meanings

verblock on (third-person singular simple present locks on, present participle locking on, simple past and past participle locked on)

present singular third person locks on · participle present locking on · participle past locked on · past locked on

  1. intransitiveTo begin tracking a target via an automated system.

    When the triangle came into view, the robot would then 'lock on' and move directly towards it, adjusting its course as it went.

    1997, Phil Husbands, Inman Harvey, Fourth European Conference on Artificial Life, page 356
    1 more example

    Glasgow's Sea Darts failed to lock on to the attackers, but the Sea Wolfs from Brilliant shot down one Skyhawk while another attacker crashed while trying to evade the missiles.

    2013, Jim Keys, Fighting Brits, page 255
  2. transitiveTo cause a missile to track (a target).
  3. intransitiveTo engage in a lock-on protest.

Translations

Polish śledzić, celować
  • śledzićto begin tracking a target via an automated system
  • celowaćto cause a missile to track
  • wycelowaćto cause a missile to track
Spanish fijarse, fijar
  • fijarseto begin tracking a target via an automated system
  • fijarto cause a missile to track
  • encauzarto cause a missile to track
Cite this entry
APA

lock on. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/lock%20on

MLA

“lock on.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/lock%20on. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “lock on,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/lock%20on.

Source: lock on on Wiktionary, CC BY-SA 4.0.