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 Chronicle of Higher Education in 2015.
Universal donor's type, informally 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's type, informally
These words may or may not be a possible solution to this crosswords clue.- bean
 - pot
 - udc
 - spaghetti
 - scottie
 - staph
 - wannabe
 - donor
 - blood
 - desmodus
 - polymorph
 - clot
 
Crossword Answer definitions
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution