Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “second thought”

second thought

noun
 
 
on second thoughts UK used when you want to change a decision you have made: I'll have tea, please - on second thoughts, make that coffee.Changing your mind
without a second thought If you do something without a second thought, you do it without first considering if you should do it or not: She'll spend a hundred pounds on a dress without a second thought.ImmediatelyCertaintyConfidence and self-assurance
have second thoughts to change your opinion about something or start to doubt it: [+ about + doing sth] I've been having second thoughts about doing the course.Changing your mind
(Definition of second thought from the Cambridge Learners Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

Definitions of “second thought” in other dictionaries

Word of the Day

roost

When birds roost, they go somewhere to rest or sleep.

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More