transitive. To seize, catch, or carry off (a person, ship, letter, etc.) on the way from one place to another; to cut off from the destination…

to make stay of: to put a stop to (an action); to arrest (a person); to intercept (goods, etc.) in transit; to stop the circulation of (a book).

transitive. To intercept.

transitive. To intercept and seize (a thing in transit). Also figurative: to seize (an opportunity).

To intercept and detain in transit.