Definition from Wiktionary, the free dictionary
- Wisdom which comes after the event.
- After-wits are dearly bought, Let thy fore-wit guide thy thought. ― Southwell.
- There is no recalling what’s gone and past; so that afterwit comes too late, when the mischief is done. — L’Estrange
- The lack of forethought.
- A good comeback, retort one thinks of only after the end of discussion or after leaving a social gathering.