| It's higher than an ace | 27 |
| It's higher than K2 | 23 |
| It's highest note is 500 | 28 |
| It's highly classified | 26 |
| It's highly flammable | 25 |
| It's highly touted | 22 |
| It's highly unlikely to work | 32 |
| It's hilarious | 18 |
| It's hinged with the humerus | 32 |
| It's his "Atomic Dustbin" | 39 |
| It's history | 16 |
| It's hit at the sound of gunfire | 36 |
| It's hit in a pool hall | 27 |
| It's hit in emergencies | 27 |
| It's hit on the head | 24 |
| It's hit out of the park | 28 |
| It's hit right on the button | 32 |
| It's hit when making change | 31 |
| It's hit with a pinky | 25 |
| It's hoisted in a pub | 25 |
| It's hoisted on ice annually | 32 |
| It's home on the range | 26 |
| It's home to billions | 25 |
| It's home to Castro | 23 |
| It's home to Castro? | 24 |
| It's honked | 15 |
| It's hooked | 15 |
| It's hopeless | 17 |
| It's hot | 12 |
| It's hot and dry most of the year | 37 |
| It's hot and heavy | 22 |
| It's hot in an Indian restaurant | 36 |
| It's hot in Cannes | 22 |
| It's hot in Hanoi | 21 |
| It's hot in here | 20 |
| It's hot in here! | 21 |
| It's hot in Paris | 21 |
| It's hot stuff | 18 |
| It's hot stuff in Texas | 27 |
| It's hot stuff! | 19 |
| It's hot until it's not | 31 |
| It's hot, then it's not | 31 |
| It's how it's done | 26 |
| It's HQ'd in Brussels | 29 |
| It's human | 14 |
| It's human to do it | 23 |
| It's human to do this | 25 |
| It's human, they say | 24 |
| It's human-powered | 22 |
| It's hummed | 15 |
| It's hung and beaten | 24 |
| It's hung and hit at a party | 32 |
| It's hung and plugged in | 28 |
| It's hung around the neck | 29 |
| It's hung on the wall of a sports bar | 41 |
| It's hunted | 15 |
| It's hunted on a Sunday | 27 |
| It's icky and sticky | 24 |
| It's igneous rock | 21 |
| It's ill-defined | 20 |
| It's illegal at some intersections | 38 |
| It's illegal to do it | 25 |
| It's illegal to drop | 24 |
| It's illegal to drop it | 27 |
| It's illegal to grease it | 29 |
| It's illegal to jump it | 27 |
| It's illegal to pump yourself in Oregon | 43 |
| It's illegally distilled from corn mash | 43 |
| It's immeasurably deep | 26 |
| It's impacted by global warming: Abbr. | 42 |
| It's impervious to indigestion | 34 |
| It's implicit in all knock-knock jokes | 42 |
| It's implicit in knock-knock jokes | 38 |
| It's impolite | 17 |
| It's important to make a good one | 37 |
| It's important to meet them | 31 |
| It's important to read it before signing | 44 |
| It's imposed on some purchases made out of state | 52 |
| It's impossible to argue with one | 37 |
| It's impossible to erase | 28 |
| It's impractical to live in | 31 |
| It's impressive | 19 |
| It's in | 11 |
| It's in a blind | 19 |
| It's in a carol? | 20 |
| It's in a certain range | 27 |
| It's in a cubicle | 21 |
| It's in a cylinder | 22 |
| It's in a jam | 17 |
| It's in a jamb | 18 |
| It's in a lot of poetry? | 28 |
| It's in a nutshell | 22 |
| It's in a pickle | 20 |
| It's in a round red-rind wrapper | 36 |
| It's in a soft hand | 23 |
| It's in a zombie | 20 |
| It's in all living cells | 28 |
| It's in an env. | 19 |
| It's in an old way | 22 |
| It's in an upright position during landing | 46 |