from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Lacking tone.
  • adj. Lacking vitality; listless.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. lacking tone or expression
  • adj. lacking vitality; listless

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having no tone; unmusical.

from The Century Dictionary and Cyclopedia

  • Without tone; unmodulated; unaccentuated.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. lacking in tone or expression


Sorry, no etymologies found.


  • Long pauses came between each of these remarks; they were uttered in toneless and monotonous voices.

    Monday or Tuesday

  • Ghost will be a hybrid tone + noise codec that splits and separately encodes strong sinusoids [sine waves representing pure tones] from the time-domain 'toneless' signal [that's less regular].

    The Download Blog: Software tips, news, and opinions from editors

  • Up here at Gillette Stadium, the Patriots are cool, flat with their emotion and toneless in their public moments.

    So What Makes Belichick Great?

  • Certainly these toneless events were entertaining.

    Justina McCaffrey: What Two Disheveled Teens Taught Me About Marriage

  • In a toneless voice, he asked, “Where did you get that?”

    Fire The Sky

  • It's as if his music has become toneless—who will listen to it now?

    Until the Heart Stops Beating

  • For 25 years he has hosted the nationally syndicated radio show Loveline — toneless voices of teens, some of whom can barely phrase their distress, calling in with misunderstood gayness or drug queries or parent problems or never-ending boners, each issue calmly and compassionately addressed in the Pinsky baritone.

    Retching With the Stars

  • The toneless e-mail after a train had roamed her to a new life too many miles from me.

    Tasted Like Apples

  • It's a work that requires patience—a kind sturdy enough to endure streams of toneless babble that serve as conversation among the Loud family members aware of cameras grinding away as they eat breakfast, say, or sit in their living room.

    The Loud Family Returns

  • But she was indifferent to music, and played in a toneless and flabby manner.

    Goodnight Dogs


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