Definition of assure
1 : to make sure or certain : convince glancing back to assure himself no one was following
2 : to inform positively I assure you that we can do it.
3 : to make certain the coming or attainment of : guarantee worked hard to assure accuracy
4 : to make safe (as from risks or against overthrow) : insure assured the security of the country
5 : to give confidence to And hereby we know that we are of the truth, and shall assure our hearts … — 1 John 3:19 (King James Version)
Examples of assure in a Sentence
I can assure you that you won't be disappointed.
a minister choosing just the right words to assure the grieving parents of the fallen soldier
Recent Examples of assure from the Web
On a recent visit to the south of France, Condé Nast Traveler was assured so.
McDonald’s managers assured parents their daughters were learning more than just how to flip burgers.
All of these elements—the Empire, the bold saboteurs, the Death Star, the villainous Darth Vader—appeared in the 1977 Star Wars, and at no point was a studio executive called on to assure audiences that their politics would not be decried onscreen.
Rest assured, this isn’t your grandmother’s Ovaltine.
Nor is the EU’s ability to forge the sort of agreement that will satisfy all sides assured.
The Most Interesting Man in the World is not, rest assured, made of cardboard.
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Origin and Etymology of assure
Middle English, from Anglo-French asseurer, assurer, from Medieval Latin assecurare, from Latin ad- + securus secure
First Known Use: 14th century
Synonym Discussion of assure
ASSURE Defined for English Language Learners
Definition of assure for English Language Learners
: to make (something) certain
: to tell someone in a very strong and definite way that something will happen or that something is true
ASSURE Defined for Kids
Definition of assure for Students
1 : to give certainty, confidence, or comfort to He assured the children all was well. She assured herself that the doors were locked.
2 : to inform positively I assure you that you won't be disappointed.
3 : to provide a guarantee of assure their safety Hard work assures success.
Legal Definition of assure
1 chiefly Brit : insure
2a : to inform positively the seller assured the buyer of his honesty b : to provide a guarantee of
Seen and Heard
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