Definition of surefire
: certain to get successful or expected results
a surefire recipe
Test Your Vocabulary
Name That Food
-
- Name these cookies!

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share surefire
Time Traveler for surefire
The first known use of surefire was in 1846
See more words from the same year