1
to return;to come back;to go back
esp. 返る
のろいはのろい主に返る。
Curses, like chickens, come home to roost.
2
to turn over
See also:
裏返る (うらがえる)
3
to become extremely;to become completely
after the -masu stem of a verb; esp. 返る
Other forms
反る 【かえる】