| SHOEBOX | Container for the end of 17-, 31-, 47 or 64-Across; there's a literal one in each four-square puzzle |
| ALANALDA | "M*A*S*H" star (theme hint: note the letter above every black square in each four-black square diagonal!) |
| IDIOM | Phrase whose figurative meaning differs from its literal one, as in 'raining cats and dogs' (5) |
| OBAMA | President born on August 4, whose name can be found backward in 17-, 31-, 47- and 63-Across |
| ACCOUNTING | With 21-Across, there's no aA€A¦ |
| YOUCANT | With 36-Across, "There's no going back ..." |
| UFO | Subject of a congressional report this month urging members to address decades of unexplained sightings; you can also find one in each of our four theme entries |
| BROKENBAT | Result of some swings in baseball -- you can find one in each of the theme entries (2 wds.) |
| CHESSPIECE | Man on a board: there's one in each of the long entries |
| SEVENTEEN | It's a young age for one more than four-square! (9) |
| DICE | Gaming cubes referred to as "snake eyes" when rolled in a pair to reveal one pip each (4) |
| SUDOKU | Variation of the Latin square puzzle |
| BODYANDSOUL | Wholeheartedly, or words that can precede the first and second parts, respectively, of 17-, 31- and |
| TRACKANDFIELD | Sport that includes the pole vault ... or what can follow the respective halves of 17-, 31-, 45- or 64-Across |
| SHAMPOOTUBE | Where to see the message formed by the last parts of 17-, 31 |
| STOPLIGHT | Signal hinted at by the first parts of 17-, 31- and 46- Across |
| PERCENTUM | Umpteen rocks holding odd bits of one in each ton (3,6) |
| VENTRAL | Opening, one in each side of abdomen (7) |
| HIDDENPET | This puzzle's theme (there's one in each *clue answer) |
| DUOS | There's more than one in each one? (4) |
