I'm sure Meaning in English

expression · lemma: be sure

US

ˈaɪm/, /əm/ /ˈʃʊɹ

AIM SHUR

UK

aɪm/ /ʃˈɔː

AIM SHAW

Definition

A phrase used to confidently state that you believe something is true or will happen.

Usage & Nuances

Informal, spoken, and written. Often used to reassure or express conviction. You can soften with 'pretty' or make stronger with 'absolutely'. Commonly follows 'but' or 'don’t worry'. Distinct from 'I think' (less certain), and 'I'm positive' (stronger).

• Spanish: estoy seguro - estoy segura
• Portuguese (BR): tenho certeza
• Portuguese (PT): tenho a certeza
• Chinese (Simplified): 我确定
• Chinese (Traditional): 我確定
• Hindi: मुझे पूरा यकीन है
• Arabic: أنا متأكد
• Bengali: আমি নিশ্চিত
• Russian: я уверен - я уверена
• Japanese: 私は確信している
• Vietnamese: tôi chắc chắn
• Korean: 난 확신해
• Turkish: eminim
• Urdu: مجھے یقین ہے
• Indonesian: saya yakin

Example Sentences

I'm sure it's going to rain today.

basic

I'm sure you will like this movie.

basic

I'm sure my keys are on the table.

basic

Don’t worry, I'm sure everything will be fine.

natural

I'm sure I've met her somewhere before, but I can't remember where.

natural

Yeah, I'm sure he'll call you back soon.

natural