The most common and most likely answer to this crossword clue is the 4 letter word AONE which also is the latest solution we found used in USA Today in 2013.
In first-class condition crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| AONE | 100 % | 4 | 
Words with a meaning similar to the clue: In first-class condition
These words may or may not be a possible solution to this crosswords clue.- coach
 - category
 - rate
 - business
 - trained
 - level
 - optimum
 - original
 - alloy
 - alloyed
 - best
 - reception
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution