Meaning: Tie or fasten something securely
Example: They TIED UP the hostages so that they couldn't escape.
Meaning: Stop someone doing something
Example: Work has TIED me UP all week.
Example: I TIED UP my shoelaces.
Meaning: Block a road, etc
Example: The convoy TIED UP the road for an hour.
We have 5 phrasal verbs with 'TIE'