sure

[ʃʊr]

sure Definition

• 1. certain without doubt
• 2. confident in one's abilities or character
• 3. used to express agreement or acceptance

Using sure: Examples

Take a moment to familiarize yourself with how "sure" can be used in various situations through the following examples!

• Example

  I'm sure I left my keys on the table.

• Example

  She is sure of her decision.

• Example

  Sure, I'll help you with that.

• Example

  Are you sure you want to do this?

sure Synonyms and Antonyms

Synonyms for sure

• certain
• confident
• positive
• convinced
• assured

Antonyms for sure

• doubtful
• uncertain
• unsure

Idioms Using sure

• sure as shooting

  absolutely certain

  Example

  I'm sure as shooting that he will be there on time.

• sure thing

  something that is certain to happen or be successful

  Example

  The concert is a sure thing to sell out.

• make sure of something

  take steps to ensure that something is definitely true or will happen

  Example

  I need to make sure of the time before I leave.

Phrases with sure

• be sure of oneself

  be confident in one's abilities or character

  Example

  He is sure of himself and his skills.

• make sure

  take action to ensure something is done or happens

  Example

  Make sure you lock the door before you leave.

• sure enough

  as expected; certainly

  Example

  I thought I lost my phone, and sure enough, it was in my bag.

Origins of sure

from Old French 'seur', meaning 'safe'

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Summary: sure in Brief

The term 'sure' [ʃʊr] means being certain without doubt, confident in one's abilities or character, or expressing agreement or acceptance. It can be used in phrases like 'be sure of oneself' and idioms like 'sure thing,' which means something that is certain to happen or be successful. 'Sure' has antonyms like 'doubtful' and 'uncertain.'