| ''One thing ___ another'' | 41 |
| ''One of ___'' (Cather novel) | 45 |
| ''One of ___ days, Alice ...'' | 46 |
| ''One more thing . . .'' | 40 |
| ''One More Night'' singer Collins | 49 |
| ''One L'' author | 32 |
| ''One if by land, two if by sea,'' e.g. | 55 |
| ''One Happy Island'' | 36 |
| ''One Flew Over the Cuckoo's Nest'' writer | 62 |
| ''One Fine Day'' singer | 39 |
| ''One Adam Twelve,'' e.g. | 41 |
| ''Once ___ midnight . . . '' | 44 |
| ''Once ___ a time ...'' | 39 |
| ''Once ___ a midnight dreary . . .'' | 52 |
| ''Once ___ a Mattress'' | 39 |
| ''Once upon ___'' | 33 |
| ''Once upon a midnight ___ ...'' | 48 |
| ''Once Upon a Mattress'' legume | 47 |
| ''Once more,'' to Li'l Abner | 48 |
| ''Once in Love With __'' | 40 |
| ''Once a Hero'' actor Milo ___ | 46 |
| ''On __ Majesty's Secret Service'' | 54 |
| ''On the __ hand . . .'' | 40 |
| ''On the Waterfront'' director Kazan | 52 |
| ''On the Waterfront'' director | 46 |
| ''On the Road'' narrator | 40 |
| ''On the other hand . . .'' | 43 |
| ''On the double!'' | 34 |
| ''On the Beach'' penner Shute | 45 |
| ''On the Beach'' novelist Shute | 47 |
| ''On the Beach'' novelist | 41 |
| ''On the Beach'' author | 39 |
| ''On Golden ___'' | 33 |
| ''On Golden __'' | 32 |
| ''On Golden Pond'' star | 39 |
| ''On Golden Pond'' bird | 39 |
| ''On a scale of one ___'' | 41 |
| ''Omigosh!'' | 28 |
| ''Olympia'' painter Edouard | 43 |
| ''Oliver's Story'' author | 45 |
| ''Old'' British buddy | 37 |
| ''Old Uncle'' in a Stephen Foster title | 55 |
| ''Old Uncle'' in a Stephen Foster song | 54 |
| ''Old MacDonald'' refrain part | 46 |
| ''Old MacDonald'' refrain | 41 |
| ''Old Gray'' one | 32 |
| ''Old Folks at Home'' river | 43 |
| ''Old college'' thing | 37 |
| ''Olé,'' for example | 39 |
| ''Ol' Man River'' composer Kern | 51 |
| ''Ol' Man River'' composer | 46 |
| ''Oklahoma!'' song subject | 42 |
| ''Oklahoma!'' role | 34 |
| ''Oklahoma!'' character | 39 |
| ''Oklahoma!'' aunt | 34 |
| ''Oklahoma!'' Annie | 35 |
| ''Okie From Muskogee'' Haggard | 46 |
| ''Okay with me!'' | 33 |
| ''Okay if ___ myself out?'' | 43 |
| ''Okay dice, . . .'' | 36 |
| ''OK with me!'' | 31 |
| ''Oh, you wish!'' | 33 |
| ''Oh, yeah?'' | 29 |
| ''Oh, wow!'' | 28 |
| ''Oh, woe!'' | 28 |
| ''Oh, what's the ___?'' | 43 |
| ''Oh, that's why!'' | 39 |
| ''Oh, sure, that could really happen!'' | 55 |
| ''Oh, sure!'' | 29 |
| ''Oh, shut up!'' | 32 |
| ''Oh, really?'' | 31 |
| ''Oh, Pretty Woman'' singer | 43 |
| ''Oh, please!'' | 31 |
| ''Oh, no!'' | 27 |
| ''Oh, me!'' | 27 |
| ''Oh, heck!'' | 29 |
| ''Oh, go fly ___!'' | 35 |
| ''Oh, give me ___, where . . .'' | 48 |
| ''Oh, give me __ . . .'' | 40 |
| ''Oh, fudge!'' | 30 |
| ''Oh, for Pete's ___!'' | 43 |
| ''Oh, dear!'' | 29 |
| ''Oh, darn!'' | 29 |
| ''Oh'' | 22 |
| ''Oh! Calcutta!'' cowriter | 42 |
| ''Oh yeah? ___ who?'' | 37 |
| ''Oh yeah, ___ who?'' | 37 |
| ''Oh wow!'' | 27 |
| ''Oh me, oh my'' | 32 |
| ''Oh gracious!'' | 32 |
| ''Oh dear!'' | 28 |
| ''Off the Court'' autobiographer | 48 |
| ''Of ___ Sing'' | 31 |
| ''Of ___ I Sing'' | 33 |
| ''Of ___ are you speaking?'' | 44 |
| ''Of Thee I ___'' | 33 |
| ''Of Thee I Sing'' lyricist Gershwin | 52 |
| ''Of Mice and ___'' | 35 |
| ''Of Mice and Men'' wife | 40 |
| ''Of Mice and Men'' character | 45 |