English dictionary, thesaurus, translations & etymology
FreeDict.com
noun

afterthought

AFT-thawt
noun
1
Something thought of or added later, often as a minor addition rather than part of the original plan.
"The garage was added as an afterthought."
"He mentioned it almost as an afterthought at the end of the meeting."

How to Use Afterthought

Learner’s notes

In plain EnglishSomething added on later, without much planning, often making it feel less important.

Common mistake

Being treated as "an afterthought" (feeling unimportant to someone) is a common figurative use.

Common pairings
as an afterthought treated like an afterthought

Word Forms

afterthoughted past tense, afterthoughts plural, afterthoughts singular

Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “afterthought” A quick quiz — meaning, synonyms & usage

Fill the Gap

Can you complete this real example?

The garage was added as an _____.

Etymology

A compound of "after" + "thought," likely modeled on the earlier word "forethought."

Rhymes for afterthought

See all rhymes for afterthought →
Definitions: FreeDict original editorial