Definition of vow
(Entry 1 of 3)
: a solemn promise or assertion
specifically
: one by which a person is bound to an act, service, or condition
vow
verb (1)
vowed; vowing; vows
Definition of vow (Entry 2 of 3)
: to make a vow
vow
verb (2)
vowed; vowing; vows
Definition of vow (Entry 3 of 3)
Test Your Vocabulary
Challenging Words You Should Know
-
- Often used to describe “the march of time,” what does inexorable mean?

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share vow
Time Traveler for vow
The first known use of vow was in the 13th century
See more words from the same century