| It may be under a fly | 21 |
| It may be under a hood | 22 |
| It may be under a jacket | 24 |
| It may be under a leathery tongue | 33 |
| It may be under a top | 21 |
| It may be under an umbrella | 27 |
| It may be under development | 27 |
| It may be under enamel | 22 |
| It may be under the bridge | 26 |
| It may be under the rug | 23 |
| It may be under the table | 25 |
| It may be under your hat | 24 |
| It may be under your tongue | 27 |
| It may be underfoot | 19 |
| It may be understated | 21 |
| It may be uninhabited | 21 |
| It may be unleashed | 19 |
| It may be unlocked in some video games | 38 |
| It may be unmitigated | 21 |
| It may be unprecedented | 23 |
| It may be untied | 16 |
| It may be untimely | 18 |
| It may be unvarnished | 21 |
| It may be unwelcome when popped | 31 |
| It may be up | 12 |
| It may be up against the wall | 29 |
| It may be up in the air at an airport | 37 |
| It may be up your sleeve | 24 |
| It may be uphill | 16 |
| It may be uplifting | 19 |
| It may be upped | 15 |
| It may be upper or lower | 24 |
| It may be upside-down | 21 |
| It may be urgent | 16 |
| It may be used after a break | 28 |
| It may be used against you in a court of law | 44 |
| It may be used as an antifreeze or solvent | 42 |
| It may be used at a red light | 29 |
| It may be used before an accident | 33 |
| It may be used before librium | 29 |
| It may be used before working out | 33 |
| It may be used between the sheets | 33 |
| It may be used by Professor Plum | 32 |
| It may be used during a prison uprising | 39 |
| It may be used for a write-off | 30 |
| It may be used for banking | 26 |
| It may be used for highlighting | 31 |
| It may be used for many unhappy returns: Abbr. | 46 |
| It may be used for Mensa admission | 34 |
| It may be used for pins and needles | 35 |
| It may be used for record-keeping | 33 |
| It may be used for shortening | 29 |
| It may be used for survival | 27 |
| It may be used for warnings | 27 |
| It may be used in a game of miggles | 35 |
| It may be used in a pinch | 25 |
| It may be used in minor surgery | 31 |
| It may be used in some therapies | 32 |
| It may be used in someone's hanging | 39 |
| It may be used often in a long sentence | 39 |
| It may be used on a nail | 24 |
| It may be used to avoid paparazzi | 33 |
| It may be used to find out if you have good contacts | 52 |
| It may be used to get parts | 27 |
| It may be used to get things started | 36 |
| It may be used to ID a perp | 27 |
| It may be used to pass secrets | 30 |
| It may be used to play a raga | 29 |
| It may be used to put on a brave face | 37 |
| It may be used to put on latex | 30 |
| It may be used to scroll | 24 |
| It may be used to stop a liner | 30 |
| It may be used to test for phosphorus | 37 |
| It may be used to walk the dog | 30 |
| It may be used to write down a write-off | 40 |
| It may be used with a plunger | 29 |
| It may be used with Ctrl and Delete | 35 |
| It may be used with wireless devices | 36 |
| It may be useful in obtaining a ride | 36 |
| It may be usurious: Abbr. | 25 |
| It may be vacant | 16 |
| It may be vaulted | 17 |
| It may be vented | 16 |
| It may be vicious | 17 |
| It may be vinyl or aluminum | 27 |
| It may be volcanic | 18 |
| It may be waiting for an accident to happen | 43 |
| It may be walk-in | 17 |
| It may be watched at work | 25 |
| It may be watched with binoculars | 33 |
| It may be waterproof for the shower | 35 |
| It may be waved at the Olympics | 31 |
| It may be waxed | 15 |
| It may be waxed or knitted | 26 |
| It may be waxing | 16 |
| It may be well-taken | 20 |
| It may be well-traveled | 23 |
| It may be Western or Spanish | 28 |
| It may be whacked-out in your yard | 34 |
| It may be what ails you | 23 |