1
general::
Phrase(s): *the last word [and] *the final word; *the final say
Fig. the final point (in an argument); the final decision (in some matter). (*Typically: get ~; have ~; give someone ~.) • The boss gets the last word in hiring. • Why do you always have to have the final word in an argument?
McGrawhill's American Idioms And Phrasal Verbs