The most common and most likely answer to this crossword clue is the 6 letter word BOXCAR which also is the latest solution we found used in New York Times in 2011.
Six, at a 37-/40-Across crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| BOXCAR | 100 % | 6 | 
Words with a meaning similar to the clue: Six, at a 37-/40-Across
These words may or may not be a possible solution to this crosswords clue.- dees
 - let
 - paned
 - auto
 - lincoln
 - oleo
 - 100
 - rule
 - nixon
 - burr
 - antonine wall
 - notre
 
Crossword Answer definitions
BOXCAR noun- An enclosed railroad freight car, especially one with a sliding door.
 
- To reduce to a boxcar function.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution