The most common and most likely answer to this crossword clue is the 4 letter word ONEG which also is the latest solution we found used in The Onion in 2008.
Universal donor: Abbr crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| ONEG | 100 % | 4 | 
Words with a meaning similar to the clue: Universal donor: Abbr
These words may or may not be a possible solution to this crosswords clue.- imf
 - ida
 - pac
 - alum
 - aaa
 - atm
 - esp
 - fcc
 - gps
 - mem
 - nasa
 - aid
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution