| One ____: kid's ball game | 29 |
| One _____ (form of baseball) | 28 |
| One _____ (unlikely chances) | 28 |
| One's close acquaintances | 29 |
| One's competitive best | 26 |
| One's contemporary | 22 |
| One's earthly goods | 23 |
| One's external world | 24 |
| One's final stand? | 22 |
| One's first position? | 25 |
| One's hands and knees | 25 |
| One's home or car, e.g. | 27 |
| One's image, for short | 26 |
| One's Irish, in a way | 25 |
| One's John Hancock: Abbr. | 29 |
| One's John Henry: Abbr. | 27 |
| One's native heath | 22 |
| One's natural habitat | 25 |
| One's own creation | 22 |
| One's own ism, e.g. | 23 |
| One's own worst critic? | 27 |
| One's own, for a starter | 28 |
| One's own: Comb. form | 25 |
| One's performances | 22 |
| One's performances? | 23 |
| One's pledged word | 22 |
| One's self, to Serge | 24 |
| One's sense of wellbeing | 28 |
| One's significant other | 27 |
| One's special field | 23 |
| One's spiritual being | 25 |
| One's strong point | 22 |
| One's wife, informally | 26 |
| One's wife, slangily | 24 |
| One's youthful side | 23 |
| One, at the Tour de France | 26 |
| One, five or ten, e.g. | 22 |
| One, in Saint-Émilion | 25 |
| One, three or five, e.g. | 24 |
| One, with "a" | 23 |
| One- to ten-yr. investments | 27 |
| One- _____ (short play) | 23 |
| One-act opera by Puccini | 24 |
| One-act Oscar Wilde play | 24 |
| One-act play by O'Neill | 27 |
| One-armed bandit feature | 24 |
| One-armed bandit picture | 24 |
| One-armed bandit's arm | 26 |
| One-armed bandit's gullet | 29 |
| One-armed bandit, briefly | 25 |
| One-billionth of a gig | 22 |
| One-billionth: Comb. form | 25 |
| One-celled creatures (var.) | 27 |
| One-celled microorganisms | 25 |
| One-celled organism (Var.) | 26 |
| One-celled pond dwellers | 24 |
| One-celled protozoa (Var.) | 26 |
| One-celled protozoan (Var.) | 27 |
| One-chevron G.I.'s | 22 |
| One-consonant instrument | 24 |
| One-customer connection | 23 |
| One-customer connector | 22 |
| One-day replacement, often | 26 |
| One-dimensional figure | 22 |
| One-dimensional: Abbr. | 22 |
| One-down four-up card game | 26 |
| One-down, four-up card game | 27 |
| One-eighth of a circle | 22 |
| One-eighth of a fluid ounce | 27 |
| One-eighth of a magnum | 22 |
| One-eighth of an ounce | 22 |
| One-eighth pt. of a V-8 | 23 |
| One-eighties, in slang | 22 |
| One-eighty on the road | 22 |
| One-eighty, informally | 22 |
| One-fifteenth of MMMXV | 22 |
| One-fifth of cinquante | 22 |
| One-fifth of humankind | 22 |
| One-fifth of the Union | 22 |
| One-fifth of trentacinque | 25 |
| One-footer, say, in golf | 24 |
| One-for-one transaction | 23 |
| One-fortieth of a maund | 23 |
| One-fourth of a circle | 22 |
| One-fourth of a shekel | 22 |
| One-half and three-fourths | 26 |
| One-half of a fluid oz. | 23 |
| One-hit wonder of 1984 | 22 |
| One-horned beast, for short | 27 |
| One-horse carriage of India | 27 |
| One-horse-too-many town | 23 |
| One-hoss shay's creator | 27 |
| One-hoss shay's owner | 25 |
| One-hundred-meter sprint | 24 |
| One-hundredth of a balboa | 25 |
| One-hundredth part: Abbr. | 25 |
| One-in-a-million thing | 22 |
| One-inch pencil, for example | 28 |
| One-inch pencils, for example | 29 |
| One-lane highway annoyance? | 27 |