The most common and most likely answer to this crossword clue is the 3 letter word EFF which also is the latest solution we found used in New York Times in 1974.
In force: Abbr crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| EFF | 100 % | 3 | 
Words with a meaning similar to the clue: In force: Abbr
These words may or may not be a possible solution to this crosswords clue.- eff
 - atf
 - dna
 - kilovolt
 - mil
 - nato
 - norad
 - pdl
 - rcmp
 - atm
 - diss
 - faa
 
Crossword Answer definitions
EFF verb- Fuck (the taboo swear word, but not in the sense "to copulate")
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution