| In his first TV appearance, he played Scrooge in a 1962 animated special | 72 |
| In his office, she noticed a ... | 32 |
| In history | 10 |
| In hoc ___ vinces | 17 |
| In hock | 7 |
| In hog heaven | 13 |
| In holiday spirits | 18 |
| In honor of | 11 |
| In hopeless shape | 17 |
| In hopes of being sold | 22 |
| In hot pursuit | 14 |
| In hot water | 12 |
| In hot water, say | 17 |
| In hot water? | 13 |
| In humble fashion | 17 |
| In imbalance | 12 |
| In imitation of | 15 |
| In immaculate condition | 23 |
| In improved health | 18 |
| In India, reigning queen | 24 |
| In Indian file | 14 |
| In installments | 15 |
| In insufficient supply | 22 |
| In international waters, e.g. | 29 |
| In inventory | 12 |
| In irons | 8 |
| In isolation | 12 |
| In it for the money | 19 |
| In it together | 14 |
| In it, feet are divisions of a meter | 36 |
| In its current state | 20 |
| In its early stages | 19 |
| In its entirety | 15 |
| In its existing state | 21 |
| In its natural color | 20 |
| In its original form | 20 |
| In its original form, as a film | 31 |
| In its original form, as a movie | 32 |
| In its original place | 21 |
| In its own gravy | 16 |
| In its present condition | 24 |
| In its proper place: Lat. | 25 |
| In itself | 9 |
| In itself or of itself | 22 |
| In itself, in Latin | 19 |
| In itself: Lat. | 15 |
| In Jabberwocky, they outgrabe | 29 |
| In jail for scalping Packers tickets? | 37 |
| In jail, say | 12 |
| In jeopardy | 11 |
| In jest | 7 |
| In judge's garb | 19 |
| In judicial attire | 18 |
| In just a bit | 13 |
| In justice | 10 |
| In K.C. it's black and white and read all over | 50 |
| In keeper? | 10 |
| In keeping with | 15 |
| In Key West it's known as the Overseas Hwy. | 47 |
| In kind | 7 |
| In knots | 8 |
| In knowing style | 16 |
| In la-la land | 13 |
| In la-la land (Var.) | 20 |
| In large amounts | 16 |
| In large quantities | 19 |
| In large quantity | 17 |
| In large supply | 15 |
| In last mo. | 11 |
| In last place | 13 |
| In layers | 9 |
| In layers, as stadium seating | 29 |
| In leaf | 7 |
| In league with | 14 |
| In left field | 13 |
| In legend he sold his soul to the devil | 39 |
| In legend, he fiddled in a fire | 31 |
| In legend, he sold his soul to the devil | 40 |
| In liberal amounts | 18 |
| In lieu of | 10 |
| In lifeless fashion | 19 |
| In like ___ | 11 |
| In limbo | 8 |
| In limited supply | 17 |
| In limp or awkward fashion | 26 |
| In line | 7 |
| In line (for) | 13 |
| In line to receive | 18 |
| In line with | 12 |
| In line with moral values | 25 |
| In line with the goal | 21 |
| In literature, a peaceful place | 31 |
| In literature, the personification of purity | 44 |
| In lockstep | 11 |
| In loco --- | 11 |
| In London, rich dude | 20 |
| In losing a race she won a husband | 35 |
| In love | 7 |
| In love old style | 18 |
| In love with | 12 |