| One kind is slippery | 20 |
| One kind is fed fish, another chips | 35 |
| One kilometer, in an Olympic pool | 33 |
| One kidnapping negotiator | 25 |
| One kicking oneself | 19 |
| One key: Abbr. | 14 |
| One kept in the cooler? | 23 |
| One kept in the cooler | 22 |
| One kept in the bag? | 20 |
| One Kennedy | 11 |
| One keeping the beat? | 21 |
| One keeping one's own company | 33 |
| One keeping minutes | 19 |
| One keeping a watch on someone? | 31 |
| One keeping a beat? | 19 |
| One Karamazov: Abbr. | 20 |
| One justifiably ridiculed | 25 |
| One just starting out | 21 |
| One just starting | 17 |
| One just squeaking by, perhaps | 30 |
| One just sitting around | 23 |
| One just saying | 15 |
| One just put on the payroll | 27 |
| One just out | 12 |
| One just let out of jail | 24 |
| One just left of center? | 24 |
| One just hanging out | 20 |
| One just hanging around | 23 |
| One just given the company handbook, probably | 45 |
| One just filling up space | 25 |
| One just filling in | 19 |
| One just breaking in | 20 |
| One just born | 13 |
| One jumping to conclusions, say | 31 |
| One jumping through hoops | 25 |
| One jumping over Rains? | 23 |
| One jumping on the bandwagon, say | 33 |
| One jumping in a doghouse? | 26 |
| One juggling stars | 18 |
| One Judd | 8 |
| One joule/second | 16 |
| One joule per second | 20 |
| One joshing around | 18 |
| One joining a toast | 19 |
| One job for a stylist | 21 |
| One Jane Austen novel | 21 |
| One issuing a restraining order | 31 |
| One issuing a citation? | 23 |
| One issued a flood warning | 26 |
| One Israel party leader | 23 |
| One isn't sharp | 19 |
| One is whistled in "The King and I" | 45 |
| One is usually painted in spring | 32 |
| One is taken at the plate | 25 |
| One is part of nothing | 22 |
| One is part of a part | 21 |
| One is one | 10 |
| One is on your car | 18 |
| One is often worn on a uniform | 30 |
| One is often worn above goggles | 31 |
| One is often seen near a dessert array | 38 |
| One is often seen at the card table | 35 |
| One is often said to be dead | 28 |
| One is often followed by a verb | 31 |
| One is often copped | 19 |
| One is North, the other South | 29 |
| One is named for the explorer James Ross | 40 |
| One is named after Joe Louis | 28 |
| One is inclined to use it | 25 |
| One is in the Guinness Book for its 1,728-word vocabulary | 57 |
| One is in fiscally | 18 |
| One is in each theme entry | 26 |
| One is hidden in each of today's theme entries | 50 |
| One is hidden in each of this puzzle's four longest answers | 63 |
| One is heard in the "1812 Overture" | 45 |
| One is embraced by a benedict | 29 |
| One is either a "rumpy" or a "stumpy" | 57 |
| One is dynamic | 14 |
| One is depicted in the Emmy statuette | 37 |
| One is called fair | 18 |
| One is at home | 14 |
| One is at either end of Alaska | 30 |
| One is anterior, in the brain | 29 |
| One is alot | 11 |
| One is "easy as pie" | 30 |
| One is "cradled" in answers to asterisked clues | 57 |
| One is ''Come here often?'' | 43 |
| One irresistible to women | 25 |
| One iron, in old golf lingo | 27 |
| One iota | 8 |
| One involved: Suffix | 20 |
| One involved with turkey stuffing, maybe? | 41 |
| One involved with rackets | 25 |
| One involved with proofs | 24 |
| One involved with drilling: Abbr. | 33 |
| One involved in match play? | 27 |
| One involved in litigation | 26 |
| One involved in hand-to-hand combat? | 36 |
| One involved in globe trotting? | 31 |
| One involved in future deals? | 29 |