Definition of op
(Entry 1 of 3)
Definition of op (Entry 2 of 3)
1
operation; operative; operator
2
opportunity
3
opus
Definition of OP (Entry 3 of 3)
1
observation post
2
out of print
Keep scrolling for more
Keep scrolling for more
Test Your Vocabulary
The Exceptions Quiz III
-
- Which of these words does not mean "nonsense"?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share op
Time Traveler for op
The first known use of op was in 1964
See more words from the same year