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[too-uh n-froh] /ˈtu ənˈfroʊ/
to-and-fro motion.
noun, plural to-and-fros.
a continuous or regular movement backward and forward; an alternating movement, flux, flow, etc.:
the to-and-fro of the surf.
Origin of to-and-fro
First recorded in 1820-30; adj. and noun use of adv. phrase to and (fro) ( def 2 ) Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for to-and-fro
Contemporary Examples
Historical Examples
  • What is that to-and-fro between one who knows and one who does not?

    Herein is Love

    Reuel L. Howe
  • With this was sent a whip, thus establishing a to-and-fro communication.

    The Pillar of Light Louis Tracy
  • The to-and-fro movement of the slide is effected in the following manner.

    Sharps and Flats John Nevil Maskelyne
  • We will suppose our pendulum to execute one to-and-fro movement in a second.

  • Back again he came, to-and-fro like the pendulum of a clock.

    The Men of the Moss-Hags S. R. Crockett
  • Both the milk and the water chambers were provided with mechanical agitators having a to-and-fro movement.

  • Then suddenly upon this long period of to-and-fro, there fell (as it were) the very calmness of reconciliation.

    The Dew of Their Youth S. R. Crockett
  • This advance from to-and-fro to rotary action extended irresistibly to steam as a motive power.

    Inventors at Work George Iles
  • The stirrup now performs a to-and-fro movement at the oval window, passing the auditory impulse inwards to the internal ear.

    A Practical Physiology Albert F. Blaisdell

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