useful, adj. 1. serviceable, advantageous, helpful, aidful, good for; applicable, employable, usable, functional, utilitarian; of service, of use, of help; availing, commodious, convenient, instrumental, conducive; worthwhile, gainful, profitable, rewarding; contributory, giving, productive, paying, valuable, beneficial.
2. efficacious, effective, expedient, operative, effectual; practical, pragmatic, handy. See utilitarian, useless, adj. 1. purposeless, vain, futile, idle, bootless, unavailing, Sisyphean, ineffective, ineffectual, inefficacious; fruitless, unproductive, abortive, barren, sterile, impotent, effete; unprofitable, profitless, unsuccessful, to no purpose, to no avail, for naught.
2. worthless, inutile, valueless, nugatory, trifling, trivial, inane, inessential, inconsequential, unimportant, frivolous, superfluous; inadequate, inoperative, inefficient, unserviceable, impracticable, Inf. no go, no good, SI. on the shelf, usher, n. 1. escort, usherette, guide, pilot, steerer, leader, conductor, director.
2. doorkeeper, butler, gatekeeper, Rom. Cath. Ch. ostiary, porter, concierge; SI. bouncer.
-v. 3. escort, guide, pilot, steer, lead, see in orout, bring in, take out; conduct, direct, show in or out, show the way; accompany, companion, keep [s.o.] company, go along with, Archaic, company.
4. present, announce, give notice of, herald, bring or give tidings of, Inf. ring in; inaugurate, initiate, begin, start, ring up the curtain on; launch, get going or moving, get under way; induct, institute, install, usual, adj. 1. habitual, accustomed, customary, routine, normal; established, set, prescribed, time-honored, traditional; regulation, formal, stock, standard; conventional, general, prevailing, prevalent, common, frequent; popular, favorite, natural, wonted, consuetudinary; fixed, rooted, confirmed, daily; repeated, known, well-known, expected, predictable, unvaried.
2. typical, average, everyday, ordinary, common; stereotypical, run-of-the-mill, commonplace, garden-variety, workaday, workday; household, vernacular, colloquial, clich£; middle-class, unexceptional, unremarkable, run-of-the-mine; trite, hackneyed, mediocre, worn-out, prosaic; oft-repeated, platitudinous, humdrum, monotonous, threadbare; philistine, plebeian, bourgeois, vulgar, usually, adv. 1. ordinarily, generally, commonly, normally, regularly; by and large, generally speaking, as a matter of course, as a rule, all in all; in the main, mostly, mainly, for the most part, on the whole, predominantly, taking all things together.
2. customarily, routinely, habitually, repeatedly; frequently, often, many times, most often, many a time, oftentimes; conventionally, as is usual, as is the custom; by force of habit, inveterately, persistently, chronically. usurer, n. extortionist, loan shark, Shylock, shyster; moneylender, moneymonger, loaner, lender; parasite, Si. bleeder, Si. milker; financier, creditor, banker, usurp, v. 1. take over, expropriate, seize, commandeer, take possession of, appropriate, lay claim to, arrogate, assume; wrest from, take from, accroach; help oneself to, make free with.
2. encroach, move in on, trespass, infringe; make inroads, ease [s.o.] out, dispossess; supplant, supersede, take the place of; upstage, steal [s.o.'s] thunder, steal the show or the spotlight.
3. misappropriate, steal, pirate, plagiarize, copy, Inf. lift, Euph. borrow; rob, despoil, thieve; snatch, capture, walk off with.