| Block boundaries: Abbr. | 23 |
| Block brand in the playroom | 27 |
| Block deliverer of old | 22 |
| Block during a blizzard | 23 |
| Block for a blacksmith | 22 |
| Block from Asian markets | 24 |
| Block in a Cologne cooler | 25 |
| Block in a restaurant? | 22 |
| Block in the Southwest | 22 |
| Block of hardened clay | 22 |
| Block of ice on a glacier | 25 |
| Block of rows toward the back | 29 |
| Block off, as water flow | 24 |
| Block or health preceder | 24 |
| Block or stock follower | 23 |
| Block party, perhaps: Abbr. | 27 |
| Block serving as a base | 23 |
| Block that torments authors | 27 |
| Block the sun, basically | 24 |
| Block used by a smithy | 22 |
| Block, as an Arctic ship | 24 |
| Block, as radio signals | 23 |
| Block, with "off" | 27 |
| Block-and-tackle grp.? | 22 |
| Blockage-busting brand | 22 |
| Blockbuster alternative | 23 |
| Blockbuster film of '39 | 27 |
| Blockbuster film of 1997 | 24 |
| Blockbuster film of 2009 | 24 |
| Blockbuster ingredient | 22 |
| Blockbuster merchandise | 23 |
| Blockbuster movie of 1975 | 25 |
| Blockbuster movie, e.g. | 23 |
| Blockbuster offering, briefly | 29 |
| Blockbuster rental, once | 24 |
| Blockbuster rental, perhaps | 27 |
| Blockbuster rentals of old | 26 |
| Blockbuster transaction | 23 |
| Blockbuster's business | 26 |
| Blockbuster's offspring | 27 |
| Blocked tic-tac-toe line | 24 |
| Blocked, as radio broadcasts | 28 |
| Blockhead's number | 22 |
| Blocking pad's platform | 27 |
| Blocks access to a zoo? | 23 |
| Blocks at a daycare center | 26 |
| Blocks for small projects | 25 |
| Blocks from the freezer | 23 |
| Blocks from the refrigerator | 28 |
| Blocks in a healthful diet? | 27 |
| Blocks in Atlantic City | 23 |
| Blocks in the playroom | 22 |
| Blocks rain on outdoor stage | 28 |
| Blog content, at times | 22 |
| Blog posters' self-images | 29 |
| Blog readership, collectively | 29 |
| Blogger's audience | 22 |
| Blogger's entry, maybe | 26 |
| Blogger's indulgence | 24 |
| Blogger's initialism | 24 |
| Blogger's revenue source | 28 |
| Blogger.com's logo | 22 |
| Bloggers' annoyances | 24 |
| Bloke from Stoke-on-Trent | 25 |
| Bloke's exclamation | 23 |
| Bloke's makeshift bed | 25 |
| Blokes from Stoke-on-Trent | 26 |
| Blond bombshell of old | 22 |
| Blond comic strip teenager | 26 |
| Blond hair, blue eyed sort | 26 |
| Blond hair, hot temper, etc. | 28 |
| Blonde actress Anderson | 23 |
| Blonde bombshell Brigitte | 25 |
| Blonde bombshell Diana | 22 |
| Blonde bombshell Van Doren | 26 |
| Blonde or ginger follower | 25 |
| Blonde picked up at a bar? | 26 |
| Blonde wannabes, maybe | 22 |
| Blonde's secret, maybe | 26 |
| Blondie "Rifle ___" | 29 |
| Blondie "___ Me" | 26 |
| Blondie's breadwinner | 25 |
| Blondie's lead singer | 25 |
| Blood Sweat and Tears hit | 29 |
| Blood ailment, for short | 24 |
| Blood and Sand vamp | 22 |
| Blood and tears partner | 23 |
| Blood bank collections | 22 |
| Blood bank participant | 22 |
| Blood carrier from the heart | 28 |
| Blood cells' birthplace | 27 |
| Blood circulation problem | 25 |
| Blood classification letters | 28 |
| Blood classification syst. | 26 |
| Blood classification system | 27 |
| Blood clotting promoter | 23 |
| Blood condition: Comb. form | 27 |
| Blood condition: Suffix | 23 |
| Blood designation, briefly | 26 |
| Blood designation, for short | 28 |