line finder
Also found in: Acronyms.
line finder
[′līn ‚fīn·dər] (communications)
A switching device that automatically locates an idle telephone or telegraph circuit going to the desired destination.
(computer science)
A device that automatically advances the platen of a line printer or typewriter.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.