Main Entry: re·join

Pronunciation: \ri-ˈjȯin, vt 1 is (ˌ)rē-\

Function: verb

Etymology: Middle English, from Anglo-French rejoindre, from re- + joindre to join — more at join

Date: 15th century

intransitive verb : to answer the replication of the plaintifftransitive verb 1 : to join again
2 : to say often sharply or critically in response especially as a reply to a reply