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sure
/ʃoː/
The word carries a feeling of stability and absence of doubt. When referring to personal confidence, it is more casual than 'certain' or 'convinced', often used in rapid-fire dialogue to verify facts.
In the context of reliability, it describes an inevitable outcome. It suggests a causal link that cannot be broken, such as a "sure thing" in gambling or a "sure sign" of a change in weather.
As an adverb, it takes on a colloquial, often regional (North American) tone. In this usage, it functions less as a statement of fact and more as a tool for emotional emphasis, similar to 'really' or 'definitely'.
💬Casual Conversation
The client wants the slide deck by 4. Are you sure we can swing that?
Sure thing. Just pivot the focus to the KPIs and it'll be a breeze.
Meanings
Examples
Are you sure you locked the front door?
I am not sure if I can make it to the party on Saturday.
Sure, I can help you with those heavy boxes.
The detective was sure that the suspect was lying about his whereabouts.
He is a sure winner in the upcoming election.
Make sure to save your progress before closing the application.
That sure is a long way to walk for a sandwich.
I will be there at eight o clock for sure.
She felt sure that the magic spell would work this time.
Collocations & Compounds
make sure
To ensure that something is the case or that a particular outcome is achieved.
sure sign
An unmistakable indication that something is true or about to happen.
for sure
Without any doubt; certainly.
sure bet
Something that is almost certain to happen or succeed.
sure thing
A certainty; also used as an informal way of saying 'yes' or 'you are welcome'.
Idioms & Sayings
sure thing
A certainty; something that is guaranteed to happen.
make sure
To ensure that something happens or is true.
for sure
Without any doubt; certainly.
sure fire
Certain to succeed; guaranteed.