lastword
nounUK /ˈlɑːstwɜːd/
US /ˈlæstwɜːrd/
The last thing you say in a talk or argument.
She always has to have the last word in every discussion.
OTHER MEANINGS
2. The most recent or newest version of something.
This phone is the last word in technology.
3. The final decision or authority on a matter.
The judge has the last word on the case.
4. A word that comes at the end of a sentence or list.
In the list, 'zebra' was the last word.