Home / Dictionary / lock up

lock up

verb
  1. To imprison or incarcerate someone

  2. To invest in something long term

  3. To close all doors and windows of a place securely

Synonymsfreeze, hang

Practice "lock up" in context

WordNote uses spaced repetition across multiple quiz levels, from recognizing the meaning to recalling it in active practice.

Save to WordNote — it's free →

No credit card. No install required.