(chiefly US, informal) To obtain information about someone or something.

Third-person singular simple present indicative form of get a line on

simple past tense of get a line on

present participle of get a line on

past participle of get a line on

(idiomatic) Write and send (someone) a note or telegram.

(intransitive) To lay down a challenge; to provide a test of commitment (often one which carries a high risk) to a cause.

present participle of draw a line in the sand

simple past tense of draw a line in the sand

Third-person singular simple present indicative form of draw a line in the sand