nailed up
Also found in: Idioms.
nailed up
In communications, it refers to a permanent connection rather than one that is dynamically created and released. For example, a leased, private, point-to-point line is a nailed-up connection.Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.