| "Operator" singer, 1972 | 33 |
| "Operator" singer Jim | 31 |
| "Operator" singer | 27 |
| "Operation ___" (truTV reality show) | 46 |
| "Operation Solomon" airline | 37 |
| "Operation Santa Claus" org. | 38 |
| "Operation Bikini" co-star, 1963 | 42 |
| "Operating Manual for Spaceship Earth" writer | 55 |
| "Openings in the Old Trail" author | 44 |
| "Opening" word | 24 |
| "Opening" statement | 29 |
| "Open, sesame" speaker | 32 |
| "Open, sesame!" speaker | 33 |
| "Open, sesame!" sayer | 31 |
| "Open" or "pigeon" add-on | 45 |
| "Open" autobiographer | 31 |
| "Open" author Andre | 29 |
| "Open" author Agassi | 30 |
| "Open" and "Closed," for two | 48 |
| "Open" and "Closed" | 39 |
| "Open ___, Richard," 1947 song | 40 |
| "Open ___" (store sign) | 33 |
| "Open ___" (resort boast) | 35 |
| "Open ___" (magical command) | 38 |
| "Open ___" (dentist's plea) | 41 |
| "Open ___" | 20 |
| "Open ___!" | 21 |
| "Open ___ please" | 27 |
| "Open ___ Midnite" | 28 |
| "Open ___ midnight" | 29 |
| "Open ___ late" | 25 |
| "Open ___ 9" (shop sign) | 34 |
| "Open Your Heart" vocalist | 36 |
| "Open wide" sound | 27 |
| "Open wide" response | 30 |
| "Open wide" letters | 29 |
| "Open wide" | 21 |
| "Open up!" | 20 |
| "Open the ___ bay doors, HAL" | 39 |
| "Open the door, dude ..." | 35 |
| "Open the door for our guests, will ya?" | 50 |
| "Open spaces" prefix for phobia | 41 |
| "Open seven days ---" | 31 |
| "Open sesame" speaker | 31 |
| "Open sesame" sayer | 29 |
| "Open Sesame" lad | 27 |
| "Open sesame!" sayer | 30 |
| "Open mouth, ___ foot" | 32 |
| "Open late" sign, maybe | 33 |
| "Open all night" sign, maybe | 38 |
| "Open a window!" | 26 |
| "Open a New Window" musical | 37 |
| "Open 9 ___ 6" | 24 |
| "Open 9 __ 6" | 23 |
| "Open 9 __ 5" | 23 |
| "Open 9 --- 6" | 24 |
| "Open 24 hours" sign, perhaps | 39 |
| "Open 24 hours" sign, maybe | 37 |
| "Open 24 hours" sign material, often | 46 |
| "Open 24 Hours" maybe | 31 |
| "Open 10 __ 6" | 24 |
| "Open --- 9" | 22 |
| "Opal" or "coal" ending | 43 |
| "Oorah!" shouter's group | 38 |
| "Oopsy!" evoker | 25 |
| "Oopsie!" | 19 |
| "Oops..." | 19 |
| "Oops-a-daisy" | 24 |
| "Oops-a-daisy!" | 25 |
| "Oops, sorry" | 23 |
| "Oops, almost forgot" | 31 |
| "Oops, almost forgot ..." | 35 |
| "Oops, accidentally picked out Parcheesi at Toys 'R' Us #___"? | 80 |
| "Oops" preceder | 25 |
| "Oops" inducers | 25 |
| "Oops" elicitors | 26 |
| "Oops" | 16 |
| "Oops!... I Did It Again" singer | 42 |
| "Oops!," to a shooter | 31 |
| "Oops!" to a paramecium? | 34 |
| "Oops!" prompter | 26 |
| "Oops!" list, in publishing | 37 |
| "Oops!" list, in a book | 33 |
| "Oops!" list | 22 |
| "Oops!" key | 21 |
| "Oops!" evoker | 24 |
| "Oops!" elicitor | 26 |
| "Oops!" cause | 23 |
| "Oops!" (to a teen) | 29 |
| "Oops!" | 17 |
| "Oops! There goes another rubber tree plant!" lyricist | 64 |
| "Oops! I made a mistake" | 34 |
| "Oops! I made a mistake!" | 35 |
| "Oops! I goofed!" | 27 |
| "Ooooooohhh.... On the ___ Tip" (platinum 1992 album) | 63 |
| "Ooooooohhh ... On the ___ Tip" (1992 R&B album) | 62 |
| "Ooooooohhh ... On the TLC ___" | 41 |
| "OOOOOOO" | 19 |
| "Ooooh, ___ scared!" | 30 |
| "Oooh, ___ scared!" | 29 |