lock off
verb1
Slang To stop talking to (someone); to cut (someone) out; to ghost (someone).
- Tina locked me off when she found out what happened.
2
Informal To keep (someone) out of (something or someplace) using a lock.
- They locked me off the property.
3
Business, Manufacturing, Textiles, Weaving To turn in the warp thread or strands of a piece of cloth when finished to stop strands unravelling.