en famille, adv.
1 in or with one's family.
2 at home.

Etymology:
F, = in family

N  sociality, sociability, sociableness, social intercourse, consociation, intercourse, intercommunity, consortship, companionship, comradeship, clubbism, esprit de corps, conviviality, good fellowship, good company, joviality, jollity, savoir vivre, festivity, festive board, merrymaking, loving cup, hospitality, heartiness, cheer, welcome, welcomeness, greeting, hearty welcome, hearty reception, warm reception, urbanity, familiarity, good fellow, jolly fellow, bon enfant, bawcock, social circle, family circle, circle of acquaintance, coterie, society, company, social gathering, social reunion, assembly, barbecue, bee, corn-husking, corn-shucking, house raising, barn raising, husking, husking-bee, infare, party, entertainment, reception, levee, at, home, conversazione, soiree, matin_ee, evening party, morning party, afternoon party, bridge party, garden party, surprise party, kettle, kettle drum, partie carr_ee, dish of tea, ridotto, rout, housewarming, ball, festival, smoker, smoker-party, sociable, stag party, hen party, tamasha, tea-party, tea-fight, (amusement), the feast of reason and the flow of soul, birthday party, Christmas party, New Year's Eve party, Thanksgiving Day Dinner, bonenkai, wedding reception, visiting, round of visits, call, morning call, interview, assignation, tryst, trysting place, appointment, club, sociable, companionable, clubbable, conversable, cosy, cosey, chatty, conversational, homiletical, convivial, festive, festal, jovial, jolly, hospitable, welcome, welcome as the roses in May, f=eted, entertained, free and easy, hall fellow well met, familiar, on visiting terms, acquainted, social, neighborly, international, gregarious, en famille, in the family circle, sans fa, arm in arm, a crowd is not company, be bright and jovial among your guests tonight, his worth is warrant for his welcome, let's be red with mirth, welcome the coming speed the parting guest.