| A bicycle's built for two | 29 |
| A bid for one's thoughts | 28 |
| A big chunk of an atlas | 23 |
| A big head may be on one | 24 |
| A big nerve you've got | 26 |
| A big one is repellent | 22 |
| A big spender may flash one | 27 |
| A billion years (Var.) | 22 |
| A billion years, geologically | 29 |
| A billion years, in astronomy | 29 |
| A billion years, in geology | 27 |
| A billion years, to Hubble | 26 |
| A billionaire has a big one | 27 |
| A billionth: Comb. form | 23 |
| A biographer of Henry James | 27 |
| A biographer of Willa Cather | 28 |
| A bionic part of Steve Austin | 29 |
| A bird that walks in water | 26 |
| A bit cold, as weather | 22 |
| A bit cold, like winter air | 27 |
| A bit firm in consistency | 25 |
| A bit flushed, colorwise | 24 |
| A bit less than a meter | 23 |
| A bit messy, as the hair | 24 |
| A bit more than 900 years ago | 29 |
| A bit more than a tinkle | 24 |
| A bit more than a trot | 22 |
| A bit more than a walk-on | 25 |
| A bit more than two lbs. | 24 |
| A bit of country music? | 23 |
| A bit of land in the ocean | 26 |
| A bit of mischievousness | 24 |
| A bit of this, a bit of that | 28 |
| A bit of whiskey, slangily | 26 |
| A bit quick to be ticked | 24 |
| A bit that can be split | 23 |
| A bit too-too, to a Brit | 24 |
| A bit ___ (assortment) | 22 |
| A bivalve mollusk; scallop | 26 |
| A blast from a bleacher | 23 |
| A blessing often follows it | 27 |
| A blimp may hover over one | 26 |
| A Bloomer who took a Ford | 25 |
| A blue moon, so to speak | 24 |
| A boater may rest on them | 25 |
| A Bobbsey twin and namesakes | 28 |
| A bobby pin may hold it | 23 |
| A body shop will tend to it | 27 |
| A body stocking covers it | 25 |
| A Bolger co-star in 1939 | 24 |
| A book one shouldn't miss | 29 |
| A Borgia's husband | 22 |
| A boss might schedule one | 25 |
| A bottle of rum opener | 22 |
| A bottle's bouquet | 22 |
| A bouncer might break one up | 28 |
| A bowler may not step over it | 29 |
| A bowler may pick it up | 23 |
| A bowline or a sheep-shank, | 27 |
| A boxer may have a glass one | 28 |
| A boxer may work on it | 22 |
| A boxer might have a fat one | 28 |
| A boxing ref may call one | 25 |
| A boy and his sis, e.g. | 23 |
| A breed of large terriers | 25 |
| A bridge might have one | 23 |
| A Brief History of Communism? | 29 |
| A British batsman protects it | 29 |
| A British breakfast dish | 24 |
| A British crown colony | 22 |
| A Broadway role for Angela | 26 |
| A Bronte heroine's family | 29 |
| A Brooklyn Dodger: 1948-55 | 26 |
| A brother of Prometheus | 23 |
| A brother-in-law of Diana | 25 |
| A bug in one's ear? | 23 |
| A building starts here | 22 |
| A bull's may be pierced | 27 |
| A bullet often precedes one | 27 |
| A bunch of them make a circle | 29 |
| A bunch of U.'s guys? | 25 |
| A bungler might pull one | 24 |
| A bushel and a peck, briefly | 28 |
| A bushel and a peck? (abbr.) | 28 |
| A bushel and a peck?: Abbr. | 27 |
| A business might register one | 29 |
| A busy time for bartenders | 26 |
| A C.P.A. might recommend one | 28 |
| A cabaletta is a short one | 26 |
| A cabaletta is a simple one | 27 |
| A caddie might hold it | 22 |
| A Caesar and a Chaplin | 22 |
| A calculator assists with it | 28 |
| A calendrier covers it | 22 |
| A calf may be caught in it | 26 |
| A camel may be executed on it | 29 |
| A camel might follow it | 23 |
| A camera may be set on this | 27 |
| A can of soda may have one | 26 |
| A Canadian, colloquially | 24 |