fro : Idioms & Phrases


To and fro

  • adverb moving from one place to another and back again
    back and forth; backward and forward.
    • 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
WordNet
  • forward and back. In this phrase, to is adverbial.
    There was great showing both to and fro. Chaucer.
Webster 1913

To-and-fro

  • a pacing backward and forward; as, to commence a to-and-fro. Tennyson.
Webster 1913