Search Result：to and fro
to and fro 
(TTS Sound)
(TTS Sound)Overview of adv to_and_fro
The adv to and fro has 1 sense
- back and forth, backward and forward, to and fro -- (moving from one place to another and back again; "he traveled back and forth between Los Angeles and New York"; "the treetops whipped to and fro in a frightening manner"; "the old man just sat on the porch and rocked back and forth all day")