house organ(n = noun.communication) - a periodical published by a business firm for its employees and customers;
is a kind of organ

adobe house, american organ, apartment house, auction house, barrel organ, battle of monmouth court house, beach house, bee house, boarding house, bojanus organ, british house of commons, british house of lords, brokerage house, building supply house, carriage house, cell organ, charnel house, church house, clean house, clearing house, coach house, coal house, conference house, contractile organ, country house, crazy house, death house, detached house, detention house, discount house, dog house, doll's house, duplex house, dwelling house, eating house, electric organ, electronic organ, end organ, erectile organ, european house cricket, excretory organ, external organ, female genital organ, female internal reproductive organ, field house, fish house punch, frat house, fraternity house, free house, full house, funny house, gambling house, gaming house, genital organ, glebe house, grind organ, guest house, gustatory organ, halfway house, hammond organ, hand organ, hash house, house, house agent, house arrest, house cat, house centipede, house decorator, house detective, house dick, house finch, house fly, house guest, house husband, house martin, house mouse, house of burgesses, house of cards, house of commons, house of correction, house of detention, house of god, house of hanover, house of ill repute, house of islam, house of lancaster, house of lords, house of prayer, house of prostitution, house of representatives, house of tudor, house of war, house of windsor, house of worship, house of york, house paint, house painter, house painting, house party, house physician, house servant, house sitter, house snake, house sparrow, house trailer, house wren, in the adjacent house, internal organ, jook house, joss house, juke house, keep house, lady of the house, lamp house, lateral line organ, lazar house, lodging house, lower house, mail order house, male genital organ, male internal reproductive organ, manor house, mansion house, meat house, meeting house, monmouth court house, mouth organ, movie house, nut house, oast house, olfactory organ, on the house, open house, opera house, organ, organ donor, organ loft, organ of corti, organ of hearing, organ of speech, organ pipe, organ stop, organ transplant, packing house, parker house roll, pipe organ, planetary house, plant organ, post house, prison house, public house, publishing house, pump house, ranch house, reed organ, reproductive organ, respiratory organ, rest house, rooming house, rosenm'81ller's organ, row house, royal house, safe house, secretory organ, semi-detached house, semidetached house, sense organ, settlement house, sex organ, sod house, solar house, speech organ, sporting house, stash house, station house, steam organ, street organ, summer house, tap house, taret organ, target organ, tenement house, terraced house, third house, toll house cookie, town house, tract house, treasure house, tree house, u.s. house, u.s. house of representatives, united states house of representatives, upper house, urinary organ, us house, us house of representatives, vital organ, vocal organ, wendy house, white house, wholesale house, woman of the house