Synonyms to the lowdown

insider, Greek, affiliate, associate, belonger, brother, card-carrier, card-carrying member, cardholder, charter member, clubber, clubman, clubwoman, committeeman, comrade, confidential information, conventioneer, conventioner, conventionist, dues-paying member, enlistee, enrollee, fellow, fraternity man, guildsman, honorary member, initiate, inside dope, inside information, joiner, life member, member, one of us, pipeline, pledge, sister, socius, sorority girl, sorority woman, adjutage, bush telegraph, catheter, channel, coming, conduit, connection, contact, conveyor, cooking, drainpipe, duct, efflux tube, fire hose, flue pipe, flume, funnel, garden hose, gas pipe, grapevine, grapevine telegraph, hose, hosepipe, imminent, in the offing, in the works, line, main, nipple, on the way, organ pipe, origin, passage, pipe, pipette, piping, put through channels, ready, reed, reed pipe, siamese, siamese connection, siphon, snorkel, soil pipe, source, standpipe, steam pipe, stem, straw, supplier, tap, tube, tubin