Definition from Wiktionary, the free dictionary
- (informal) A polite reply to thank you.
- "Thanks a lot for your help." / "Sure thing!"
- An affirmative reply; yes; certainly.
- "Can you finish by tomorrow?" / "Sure thing!"
(informal) a reply to thank you
an affirmative reply; yes; certainly
- (US) That which is certain.
(US) that which is certain