| Abbr. on toothpaste boxes | 25 |
| Abbr. on top of some e-mails | 28 |
| Abbr. on Topps cards | 20 |
| Abbr. on W.W. II maps | 21 |
| Abbr. on wanted posters | 23 |
| Abbr. over an airport screen | 28 |
| Abbr. paired with zero | 22 |
| Abbr. part, often | 17 |
| Abbr. pertaining to liability | 29 |
| Abbr. pertaining to origin | 26 |
| Abbr. preceding 10 digits | 25 |
| Abbr. preceding a date | 22 |
| Abbr. preceding multiple surnames | 33 |
| Abbr. rarely seen at the start of a sentence | 44 |
| Abbr. re a bounced check | 24 |
| Abbr. re ergs, etc. | 19 |
| Abbr. referring to a previous citation | 38 |
| Abbr. represented by a red circle | 33 |
| Abbr. reserved for kings and queens | 35 |
| Abbr. retired after Gorbachev's resignation | 47 |
| Abbr. seen before a year | 24 |
| Abbr. seen in Bartlett's | 28 |
| Abbr. seen in repeat citations | 30 |
| Abbr. seen near GBP and EUR | 27 |
| Abbr. signaling that the subject line contains the full content of an e-mail | 76 |
| Abbr. sometimes before a date | 29 |
| Abbr. sometimes seen twice in a row | 35 |
| Abbr. sometimes used twice in a row | 35 |
| Abbr. sometimes used twice in succession | 40 |
| Abbr. sometimes written twice in a row | 38 |
| Abbr. spotted in the mailroom | 29 |
| Abbr. stamped on a bad check | 28 |
| Abbr. stamped on a food label | 29 |
| Abbr. stamped on an invoice | 27 |
| Abbr. starting some corp. names | 31 |
| Abbr. that a proof reader might come across? | 44 |
| Abbr. that can follow master or staff | 37 |
| Abbr. that can replace a lot of things | 38 |
| Abbr. that denotes "U.S. president" | 45 |
| Abbr. that follows a year | 25 |
| Abbr. that may cause sticker shock | 34 |
| Abbr. that may denote worthlessness | 35 |
| Abbr. that may make you look up | 31 |
| Abbr. that may precede a colon | 30 |
| Abbr. that may precede an ellipsis | 34 |
| Abbr. that might appear above "e-mail" | 48 |
| Abbr. that obviates itemizing | 29 |
| Abbr. that often precedes a colon | 33 |
| Abbr. that prompts "24/M/Texas," e.g. | 47 |
| Abbr. that saves space | 22 |
| Abbr. that saves time and space | 31 |
| Abbr. that shortens text | 24 |
| Abbr. that starts with a different letter than its word | 55 |
| Abbr. that usually refers to people | 35 |
| Abbr. to the left of a number | 29 |
| Abbr. to the right of a star | 28 |
| Abbr. under an address | 22 |
| Abbr. unlikely to start of a sentence | 37 |
| Abbr. used by electrical engineers | 34 |
| Abbr. used by name-droppers? | 28 |
| Abbr. used for brevity | 22 |
| Abbr. used in air conditioning | 30 |
| Abbr. used in some town names | 29 |
| Abbr. used to avoid a long list | 31 |
| Abbr. used to save time from writing "ain" or "ui" | 70 |
| Abbr. used when an author is unknown | 36 |
| Abbr. used with lipstick marks on an envelope | 45 |
| Abbr. useful when running out of room | 37 |
| Abbr. usually followed by a number | 34 |
| Abbr. usually preceded by a comma | 33 |
| Abbr. with "truly" | 28 |
| Abbr. with a check | 18 |
| Abbr. with a date | 17 |
| Abbr. with a ring to it | 23 |
| Abbr. with a ring to it? | 24 |
| Abbr. with a Salamanca surname | 30 |
| Abbr. with a Spanish surname | 28 |
| Abbr. with a zero | 17 |
| Abbr. with civil or human | 25 |
| Abbr. with payt. | 16 |
| Abbr. with Shaker or Brooklyn | 29 |
| Abbr. with some historical dates | 32 |
| Abbr., chiefly for lawyers | 26 |
| Abbreviate | 10 |
| Abbreviated | 11 |
| Abbreviated afternoons | 22 |
| Abbreviated apples | 18 |
| Abbreviated attention | 21 |
| Abbreviated attribute | 21 |
| Abbreviated beard | 17 |
| Abbreviated business sign | 25 |
| Abbreviated catchall | 20 |
| Abbreviated cross words | 23 |
| Abbreviated date | 16 |
| Abbreviated depot | 17 |
| Abbreviated dietary datum | 25 |
| Abbreviated explosive | 21 |
| Abbreviated gain? | 17 |
| Abbreviated guess | 17 |
| Abbreviated John Denver hit | 27 |