| Onetime Bowie collaborator | 26 |
| Onetime boom maker | 18 |
| Onetime bodyguard of Muhammad Ali and Michael Jackson | 53 |
| Onetime billionaire investor Laurence | 37 |
| Onetime big record label | 24 |
| Onetime big name on Wall Street | 31 |
| Onetime big name in hair removal | 32 |
| Onetime big name in daytime talk | 32 |
| Onetime Bell Atlantic rival | 27 |
| Onetime Belgrade bigwig | 23 |
| Onetime Beatles bassist Sutcliffe | 33 |
| Onetime Beatle Sutcliffe | 24 |
| Onetime Beantown ballplayer | 27 |
| Onetime barrier buster | 22 |
| Onetime Barbary state | 21 |
| Onetime aux. of the armed services | 34 |
| Onetime autocrats | 17 |
| Onetime Atlanta arena | 21 |
| Onetime athletic org. | 21 |
| Onetime AT&T rival | 22 |
| Onetime Astaire partner | 23 |
| Onetime Asiatic nomads | 22 |
| Onetime Asian Communists | 24 |
| Onetime Asian autocrat | 22 |
| Onetime art glass manufacturer | 30 |
| Onetime Argentine power couple | 30 |
| Onetime Argentine leader | 24 |
| Onetime Arapaho foe | 19 |
| Onetime apple spray | 19 |
| Onetime Apple scheduling app | 28 |
| Onetime anesthetic | 18 |
| Onetime Amoco competitor | 24 |
| Onetime American Physical Society president | 43 |
| Onetime American nation | 23 |
| Onetime American competitor | 27 |
| Onetime American Communist leader ___ Hall | 42 |
| Onetime America's Cup champ | 31 |
| Onetime alternative to Atari | 28 |
| Onetime alley employee | 22 |
| Onetime Aldous Huxley employer | 30 |
| Onetime Alaskan capital | 23 |
| Onetime Alaska boondoggle | 25 |
| Onetime Alan Alda cause | 23 |
| Onetime airport accoster | 24 |
| Onetime airline owner Howard | 28 |
| Onetime airline | 15 |
| Onetime Air France flier | 24 |
| Onetime aid in psychotherapy | 28 |
| Onetime Afghanistan ruler | 25 |
| Onetime Aerospatiale products | 29 |
| Onetime aerosol pollutants, for short | 37 |
| Onetime Aegean land | 19 |
| Onetime 1-800-COLLECT spokesman | 31 |
| Onetime "Tonight Show" catchphrase | 44 |
| Onetime "Stay curious" sloganeer | 42 |
| Onetime "SNL" regular Cheri | 37 |
| Onetime "SCTV" head writer Harold | 43 |
| Onetime "Say it with flowers" sloganeer | 49 |
| Onetime "S.N.L."-type show | 36 |
| Onetime "S.N.L." regular Tina | 39 |
| Onetime "S.N.L." regular Cheri | 40 |
| Onetime "S.N.L." player Cheri | 39 |
| Onetime "Masterpiece Theatre" host | 44 |
| Onetime "Lifts and separates" sloganeer | 49 |
| Onetime "Face the Nation" moderator | 45 |
| Onetime "ER" actress __ Pounder | 41 |
| Onetime "Drink it and sleep!" sloganeer | 49 |
| Onetime "Concentration" host Jack | 43 |
| Onetime "Chicago Hope" actress | 40 |
| Onetime "98-pound weakling" Charles | 45 |
| Onetime "60 Minutes" regular Alexander | 48 |
| Onetime "60 Minutes" regular | 38 |
| Onetime '60 Minutes' co-star Alexander | 46 |
| Onetime ''Monday Night Football'' regular | 57 |
| Onetime ''Life'' rival | 38 |
| Onetime | 7 |
| OneStep 600 producer | 20 |
| Onesie, e.g. | 12 |
| Onesie wearer | 13 |
| Onesie protectors | 17 |
| Onesie fastener | 15 |
| Oneself: Fr. | 12 |
| Oneself, cutely | 15 |
| Oneself | 7 |
| Ones: Scot. | 11 |
| Ones: Fr. | 9 |
| Ones: Abbr. | 11 |
| Ones, when marching | 19 |
| Ones, twos and fives, e.g. | 26 |
| Ones, to Juanita | 16 |
| Ones, to Juan | 13 |
| Ones, to Burns | 14 |
| Ones, in Spain | 14 |
| Ones, in Orvieto | 16 |
| Ones, in Orense | 15 |
| Ones, in Madrid | 15 |
| Ones, in Aberdeen | 17 |
| Ones, in Outremont | 19 |
| Ones, e.g.: Abbr. | 17 |
| Ones, abroad | 12 |