nest egg

• POS: Noun Phrase

CIDE DICTIONARY

nest egg, n. 

•  An egg left in the nest to prevent the hen from forsaking it, and to induce her to lay more in the same place.  [1913 Webster]
•  Money set aside in a special fund to be used for special occasions, or more commonly, for retirement; as, she set aside a large hunk of her salary every month and had a considerable nest egg for her retirement.  [PJC]

THESAURUS

nest egg

Swiss bank account, assets, backlog, balance, bank account, bottom dollar, budget, cache, cash reserves, checking account, command of money, exchequer, finances, fund, funds, hoard, inventory, kitty, life savings, means, moneys, pecuniary resources, pocket, pool, purse, reserve, reserve fund, reserve supply, reserves, reservoir, resource, resources, savings, savings account, sinking fund, something in reserve, stock, stockpile, store, substance, treasure, unexpended balance, unregistered bank account, wherewithal

ROGET THESAURUS

nest egg

Store

N store, stock, fund, mine, vein, lode, quarry, spring, fount, fountain, well, wellspring, milch cow, stock in trade, supply, heap, treasure, reserve, corps de reserve, reserved fund, nest egg, savings, bonne bouche, crop, harvest, mow, vintage, store, accumulation, hoard, rick, stack, lumber, relay, storehouse, storeroom, storecloset, depository, depot, cache, repository, reservatory, repertory, repertorium, promptuary, warehouse, entrepot, magazine, buttery, larder, spence, garner, granary, cannery, safe-deposit vault, stillroom, thesaurus, bank, armory, arsenal, dock, gallery, museum, conservatory, menagery, menagerie, reservoir, cistern, aljibar, tank, pond, mill pond, gasometer, budget, quiver, bandolier, portfolio, coffer, conservation, storing, storage, keep, file (papers), lay in, preserve, Adj, stored, in store, in reserve, in ordinary, spare, supernumerary, adde parvum parvo magnus acervus erit.