Definition of "get a line" []

• Get to know or become aware of, usually accidentally (verb)

WordNet. Princeton University. 2010.

• "My job was to get a line on Richard Thurman, and to find out whether or not he had murdered his wife."
• "You'll get a line an 'I'll get a pole, now, let's go down to that crawdads1 hole"
• "‘And if you get a line on anything, for heaven’s sake let me know."