Operating room Operating system? OR Outflowing branch of a lake Outflow of liquid waste matter On-deck men Oscar winner Of local importance or interest only, in Britain Of interest only to a small group in a particular area Opens 15 across and 10 across offering grass roots politics? Old bicycle Oscar winner in "Goodbye, Mr. Chips" Opposite Opposite number Opposite Oscar-winner as Mr. Chips Opposite number Oscar winner as Mr. Chips One engineer is going to Spain to socialise Opening 18 across for sage heading off to socialise Oscar winner as Mr. Chips Overly presumptuous Overly presumptuous Oscar winner as Mr. Chipping "Once in a ___." Once in a ___. Observe a dinnertime ritual Offer a prandial prayer Olympic gold-medal sprinter Justin Obstructions Ocular rinsing aids Ophthalmologists' equipment Overhead pitch seen on ESPN.com? Old World finches ''Open Secrets'' short-story author One way to reduce taxes Opinionated Bill Oratory Old sullen type from takeaway is the opposite of 3 down Ornamental grounds Office phone unit Office phone unit One of those on the phone to crew members from Alien Otherwise Or One name for the second-highest spiritual authorities in the Gelug school of Tibetan Buddhism One given to reasoning based on theoretical deduction One going after strip club in India Outlooks: Fr. Old Saturn SUVs Oakland's county Oakland's county Oakland's county Oakland's county Oakland neighbor Oakland's county Overnighter's bag Overhead bin item Overnighter's bag Overnight bag Overnight case Operatic heroine "o'er thy heathery ___ ...": Sir Walter Scott Of demonstrable age Opera heroine. Opinion surveys on text changes? Opinion surveys on text changes? One newton per square meter Olmos film of '87 Olmos/Phillips film of '88 Olmos movie of '87 Olmos film of '88 Olmos film #15 on AFI's '100 Years ... 100 Movie Quotes,' from a 1982 film Ou, for example. "Oy" or "ow" One's upfront in Aegean, getting hot in swim with skimpy costume One way to measure vehicle safety 1950, on a cornerstone 1950, on a cornerstone Ovid's 1,950 Overly zealous sort Overly enthusiastic one One amok. One running amok One amok Out-of-control Oscar-nominated "Flashdance" song Oscar-nominated 'Flashdance' song Obsessive enthusiast Obsessive mum upset murderous brother Offers similiar roles to Old S.A. measure Old typesetting machine, briefly Old typesetting machine, informally Old typesetting machine, briefly Old typesetting machine, informally Original impetus for woodworkers? Original source of energy Obligate Over Offenbach's "La Belle ____" Offenbach's "La Belle ___" One of Saturn's moons One-act opera by Camille Saint-Saens One of Saturn's moons One taking a big bow Olympics officials. Oddment, leftover piece, perhaps of material Odd item in tirade about men at sea "__ of Alcatraz" Oscar-winning Michael Keaton movie One who charges purchases One with credit ... or a literal hint to 17-, 27- and 44-Across One with credit ... or a literal hint to 17-, 27- and 44-Across One behind a Genius Bar, for short One of the glands Opposite of dense Openings under desks Openings under desks Out of country, don't have so much to say Oriental sailboat. Oriental vessel. Outdoor seat Outdoor recliner Outdoor recliner Outdoor seat that's foldable One of Sophocles' Theban plays One of the three Theban plays by Sophocles Opera oratorio in two acts by Stravinsky One-handled beer mugs Old painter from 2 down working in school Offerings of drinks produced by Cricket Club - the first from India welcomed by those with pride Offer to half the federation leads to talk One who believes reason alone can demonstrate the existence of God One believing that God is indifferent One who does not believe in miracles One type of believer One type of believer One type of believer One type of believer One who might use a mouse to get rid of a bug? One year for a renter, perhaps One year for a renter, perhaps Outhouse? Onetime military engineer for Cesare Borgia Of Sajak's hosting? Old-World bird Old World bunting Old World bird eaten as a delicacy Old World bunting esteemed as a delicacy Old World bird eaten as a delicacy Old World bunting Ones who discriminate against seniors Ones biased against the elderly Ones prejudiced against 125-Across people Ones who never listen to oldies? Ones biased against the elderly Ones biased against the elderly Ones who never listen to oldies? Ones who discriminate against seniors Ones who discriminate against seniors Ordinary people's witty saying about detective with nag? Of course, supporting the French I must be relaxed Office buys Office machines Office machines Office machines Office equipment Office aids Operetta? Pop off -- left quickly, certain to return to collect mother October 21, 1805. Oomph in something like rented vehicle Orbit Alec corrected in vehicle Ones who get places Ones on the move Ones on the move One with a home in both Nome and Rome, perhaps One sheltering in canopy is more irritable Orville or Wilbur Orville or Wilbur One makes edge of wheel accurate Often carried-on bag One devoted to monastic life. One dedicated to the religious life Offered up as a spheroid Old bishop recently seen as dedicated person *One takes a stand on stage (3 to 6) One whose losses are temporary One who can't keep weight off for long One who repeatedly loses and gains One who can't keep weight off for long *One having trouble keeping weight off One of Einaudi's people. Our neighbor's nickname, with "the" One might want to settle it On-the-line deals. One method to drum up sales Ominous advertising in New Haven? Ominous advertising in New Haven? Obscuring atmospheres Obscures *One calling strikes *One calling strikes One of 24 in un jour One of 24 in un jour O'clock: Fr. 1/24 of un jour One strolling One who's in no hurry One walking comfortably One strolling One walker or another wiping brow? One on a stroll One on a stroll Old-fashioned "dared." One of those doing something with 27 across on the side works for the consumers Opener once in abstract game Opener cross after deadlock One-named Italian pop singer Oriental talking bird. Old Greek weight. Ore pit: Sp. Old unit of weight Oriental bird One charged with physical attack? Offence committed in cell Osier baskets. 1996 Oscar-winning director One with Miranda rights? Opera title character who is stabbed by a spurned lover Opera by 39 across Opera featuring Don José and Escamillo Opera's cigarette girl. Opera role. Opera's cigarette girl Opera set around Seville Opera set in Seville Opera with the "Gypsy Song" Opera with the 'Gypsy Song' Opera's mechanics? Opera dealing with loveless romance? "Okay!" "Of course" 'Of course!' Overly zealous Overenthusiastic facial tan going wrong Of a glacial period. Orchestral passages by brass instruments. Ornamental rooftop structures