potluck(n = noun.food) - whatever happens to be available especially when offered to an unexpected guest or when brought by guests and shared by all; "having arrived unannounced we had to take potluck"; "a potluck supper"
is a kind of meal, repast

   Whatever may chance to be in the pot, or may be provided for a meal. [1913 Webster]
"A woman whose potluck was always to be relied on." [1913 Webster]

N  chance, lot, fate, luck, good luck, mascot, speculation, venture, stake, game of chance, mere shot, random shot, blind bargain, leap in the dark, pig in a poke, fluke, potluck, faro bank, flyer, limit, uncertainty, uncertainty principle, Heisenberg's uncertainty principle, drawing lots, sortilegy, sortition, sortes, sortes Virgilianae, rouge et noir, hazard, ante, chuck-a-luck, crack-loo, craps, faro, roulette, pitch and toss, chuck, farthing, cup tossing, heads or tails cross and pile, poker-dice, wager, bet, betting, gambling, the turf, gaming house, gambling house, betting house, bucket shop, gambling joint, totalizator, totalizer, hell, betting ring, dice, dice box, gambler, gamester, man of the turf, adventurer, dicer, fortuitous, unintentional, unintended, accidental, not meant, undesigned, purposed, unpremeditated, unforeseen, uncontemplated, never thought of, random, indiscriminate, promiscuous, undirected, aimless, driftless, designless, purposeless, causeless, without purpose, possible, unforeseeable, unpredictable, chancy, risky, speculative, dicey, randomly, by chance, fortuitously, unpredictably, unforeseeably, casually, unintentionally, unwittingly, en passant, by the way, incidentally, as it may happen, at random, at a venture, at haphazard, acierta errando, dextro tempore, fearful concatenation of circumstances, fortuitous combination of circumstances, le jeu est le fils d'avarice et le pere du desespo, the happy combination of fortuitous circumstances, the fortuitous or casual concourse of atoms, God does not play dice with the universe, chance, indetermination, accident, fortune, hazard, hap, haphazard, chance medley, random, luck, raccroc, casualty, contingence, adventure, hit, fate, equal chance, lottery, tombola, toss up, turn of the table, turn of the cards, hazard of the die, chapter of accidents, fickle finger of fate, cast of the dice, throw of the dice, heads or tails, flip of a coin, wheel of Fortune, sortes, sortes Virgilianae, probability, possibility, odds, long odds, run of luck, accidentalness, main chance, odds on, favorable odds, contingency, dependence (uncertainty), situation (circumstance), statistics, theory of Probabilities, theory of Chances, bookmaking, assurance, speculation, gaming, casual, fortuitous, accidental, adventitious, causeless, incidental, contingent, uncaused, undetermined, indeterminate, random, statistical, possible, unintentional, by chance, accidentally, by accident, casually, perchance, for aught one knows, as good would have it, as bad would have it, as luck would have it, as ill-luck would have it, as chance would have it, as it may be, as it may chance, as it may turn up, as it may happen, as the case may be, grasps the skirts of happy chance, the accident of an accident, There but for the grace of God go I.

N  food, eating, deglutition, gulp, epulation, mastication, manducation, rumination, gluttony, hippophagy, ichthyophagy, (appetite), mouth, jaws, mandible, mazard, gob, chops, drinking, potation, draught, libation, carousal, drunkenness, food, pabulum, aliment, nourishment, nutriment, sustenance, sustentation, sustention, nurture, subsistence, provender, corn, feed, fodder, provision, ration, keep, commons, board, commissariat, prey, forage, pasture, pasturage, fare, cheer, diet, dietary, regimen, belly timber, staff of life, bread, bread and cheese, comestibles, eatables, victuals, edibles, ingesta, grub, grubstake, prog, meat, bread, bread stuffs, cerealia, cereals, viands, cates, delicacy, dainty, creature comforts, contents of the larder, fleshpots, festal board, ambrosia, good cheer, good living, beef, bisquit, bun, cornstarch, cookie, cooky, cracker, doughnut, fatling, hardtack, hoecake, hominy, mutton, pilot bread, pork, roti, rusk, ship biscuit, veal, joint, piece de resistance, roast and boiled, remove, entremet, releve, hash, rechauffe, stew, ragout, fricassee, mince, pottage, potage, broth, soup, consomme, puree, spoonmeat, pie, pasty, volauvent, pudding, omelet, pastry, sweets, kickshaws, condiment, appetizer, hors d'oeuvre, main course, entree, alligator pear, apple, apple slump, artichoke, ashcake, griddlecake, pancake, flapjack, atole, avocado, banana, beche de mer, barbecue, beefsteak, beet root, blackberry, blancmange, bloater, bouilli, bouillon, breadfruit, chop suey, chowder, chupatty, clam, compote, damper, fish, frumenty, grapes, hasty pudding, ice cream, lettuce, mango, mangosteen, mince pie, oatmeal, oyster, pineapple, porridge, porterhouse steak, salmis, sauerkraut, sea slug, sturgeon ("Albany beef"), succotash, supawn, trepang, vanilla, waffle, walnut, table, cuisine, bill of fare, menu, table d'hote, ordinary, entree, meal, repast, feed, spread, mess, dish, plate, course, regale, regalement, refreshment, entertainment, refection, collation, picnic, feast, banquet, junket, breakfast, lunch, luncheon, dejeuner, bever, tiffin, dinner, supper, snack, junk food, fast food, whet, bait, dessert, potluck, table d'hote, dejeuner a la fourchette, hearty meal, square meal, substantial meal, full meal, blowout, light refreshment, bara, chotahazri, bara khana, mouthful, bolus, gobbet, morsel, sop, sippet, drink, beverage, liquor, broth, soup, potion, dram, draught, drench, swill, nip, sip, sup, gulp, wine, spirits, liqueur, beer, ale, malt liquor, Sir John Barleycorn, stingo, heavy wet, grog, toddy, flip, purl, punch, negus, cup, bishop, wassail, gin, coffee, chocolate, cocoa, tea, the cup that cheers but not inebriates, bock beer, lager beer, Pilsener beer, schenck beer, Brazil tea, cider, claret, ice water, mate, mint julep, near beer, 2 beer, non- alcoholic beverage, eating house, diner, hippophage, glutton, eatable, edible, esculent, comestible, alimentary, cereal, cibarious, dietetic, culinary, nutritive, nutritious, gastric, succulent, potable, potulent, bibulous, omnivorous, carnivorous, herbivorous, granivorous, graminivorous, phytivorous, ichthyivorous, omophagic, omophagous, pantophagous, phytophagous, xylophagous, across the walnuts and the wine, blessed hour of our dinners!, now good digestion wait on appetite, and health on both!, who can cloy the hungry edge of appetite?.