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
Assuring children are in their best health is critical to our work.
The motion begins by stating that there are no conditions or combination of conditions of release that will reasonably assure Tarabein's appearance in court.
OFF THE RAILS As OutGames unraveled financially, Cano promoted the event and assured public officials that the investment of taxpayer dollars was worthwhile.
King Arthur assures Lancelot that his friend Merlin is coming with a weapon that will save them—and in a horrific turn, Merlin turns out to be Stanley Tucci, man who clearly does not want to be in this movie and speaks in a full-on American accent.
Accreditation is the primary means that educational institutions assure and improve quality.
Building and electrical inspections must be done; power, gas and septic tank service must be restored; and water quality must be assessed before safe occupancy can be assured.
It is known that Methodist hospital is ready to move with a program to finance its satellite on South Broadway near Crown Point as soon as the necessary Gary development is assured.
With his royal succession now assured, the young prince is likely to take even greater risks.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'assure'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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 centurySee Words from the same year
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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